Orange Red #FF4500
Orange Red is a medium-light, vivid red with hex code #FF4500 and RGB rgb(255, 69, 0).
Aa
Black text reads best on this color (6.10:1).
About this color
#FF4500 is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.229 and its hue 35°. Its hue sits on the warm side of the wheel. It is the named color Orange Red. Black text reads best on it, at 6.10:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.229) |
| Temperature | warm |
| Nearest name | Orange Red |
| Black text | 6.10:1 |
| White text | 3.44:1 |
Colors that go with Orange Red
Matches found by rotating Orange Red around the OKLCH hue wheel, each labelled with the closest name in our list.
Complementary
The opposite hue (180°).
Analogous
Neighbouring hues, 30° either side.
Triadic
Three hues spaced 120° apart.
Color palettes with Orange Red
Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Orange Red, closest first.
Similar named colors
The eight named colors closest to Orange Red, with their ΔE distance.
- Orangered #FE420F ΔE 0.007
- Blood Orange #FE4B03 ΔE 0.008
- Red Orange #FD3C06 ΔE 0.014
- Orangey Red #FA4224 ΔE 0.018
- Orange Pant #FB5607 ΔE 0.024
- Bright Orange #FF5B00 ΔE 0.034
- Vermillion #F4320C ΔE 0.036
- Light Red #FF474C ΔE 0.046
More about Orange Red
How to make Orange Red
A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.
- 4 parts red
- 3 parts yellow
- 1 part orange
Recipe result: #EE522F, a difference of ΔE 0.034 from Orange Red. That is close; add a little more of one paint to match.
Codes for Orange Red in every format
| HEX | #FF4500 |
| RGB | rgb(255, 69, 0) |
| HSL | hsl(16, 100%, 50%) |
| OKLCH | oklch(66% 0.229 35.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #FF4500 | 3.44:1 | AA large text | Lc -65.8 | Content text, not long reading |
| Black text on #FF4500 | 6.10:1 | AA | Lc 43.7 | Non-text elements, placeholder text |
| #FF4500 text on white | 3.44:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #FF4500 text on black | 6.10:1 | AA | Lc -41.4 | Non-text elements, placeholder text |
Shades and tints of Orange Red
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FFE3DB
oklch(93.7% 0.033 36.5)
-
Step 200
200
#FFCBBE
oklch(88.4% 0.062 34.4)
-
Step 300
300
#FFA78F
oklch(81% 0.11 36)
-
Step 400
400
#FB6F4B
oklch(70.6% 0.179 35.5)
-
Step 500
500 (this color)
#FF4500
oklch(66% 0.229 35.4)
-
Step 600
600
#CB3500
oklch(55.6% 0.193 35.4)
-
Step 700
700
#AC2B00
oklch(49.1% 0.171 35.3)
-
Step 800
800
#8E2200
oklch(42.7% 0.148 35.4)
-
Step 900
900
#781B00
oklch(37.8% 0.132 35.3)
-
Step 950
950
#4A0D00
oklch(27% 0.094 35.3)
Orange Red with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #807000 | 0.237 |
| Deuteranopia (no green cones) | #AD9900 | 0.212 |
| Tritanopia (no blue cones) | #FF003C | 0.069 |
| Achromatopsia (no color) | #8A8A8A | 0.231 |
Use Orange Red in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.