#F5402C
Closest named color: Orangey Red (#FA4224). oklch(64.1% 0.22 30.3), rgb(245, 64, 44).
Aa
Black text reads best on this color (5.65:1).
About this color
#F5402C is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.220 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Orangey Red (#FA4224), ΔE 0.012 away. Black text reads best on it, at 5.65:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.220) |
| Temperature | warm |
| Nearest name | Orangey Red (#FA4224) |
| Black text | 5.65:1 |
| White text | 3.71:1 |
Values
| HEX | #F5402C |
| RGB | rgb(245, 64, 44) |
| HSL | hsl(6, 91%, 57%) |
| OKLCH | oklch(64.1% 0.22 30.3) |
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 #F5402C | 3.71:1 | AA large text | Lc -68.7 | Content text, not long reading |
| Black text on #F5402C | 5.65:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #F5402C text on white | 3.71:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #F5402C text on black | 5.65:1 | AA | Lc -38.5 | Non-text elements, placeholder text |
Tints and shades
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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FEE3DE
oklch(93.6% 0.031 30.2)
-
Step 200
200
#FECBC2
oklch(88.4% 0.06 29.9)
-
Step 300
300
#FEA697
oklch(80.8% 0.107 30.1)
-
Step 400
400
#F9705C
oklch(70.7% 0.172 30.3)
-
Step 500
500 (this color)
#F5402C
oklch(64.1% 0.22 30.3)
-
Step 600
600
#D61400
oklch(55.5% 0.221 30.3)
-
Step 700
700
#B50F00
oklch(49% 0.195 30.3)
-
Step 800
800
#960B00
oklch(42.7% 0.17 30.3)
-
Step 900
900
#7C0F05
oklch(37.6% 0.143 30.3)
-
Step 950
950
#490D07
oklch(26.9% 0.091 30.1)
#F5402C 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) | #786B27 | 0.234 |
| Deuteranopia (no green cones) | #A59322 | 0.212 |
| Tritanopia (no blue cones) | #FF003E | 0.051 |
| Achromatopsia (no color) | #848484 | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F5402C
#F5402C
oklch(64.1% 0.22 30.3)
- #009EB2
#009EB2
oklch(64.1% 0.111 210.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #F5402C, closest first.
No curated palette has a color within ΔE 0.04 of #F5402C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orangey Red #FA4224 ΔE 0.012
- Vermillion #F4320C ΔE 0.020
- Red Orange #FD3C06 ΔE 0.021
- Orangered #FE420F ΔE 0.024
- Orange Red #FF4500 ΔE 0.029
- Blood Orange #FE4B03 ΔE 0.034
- Tomato Red #EC2D01 ΔE 0.034
- Light Red #FF474C ΔE 0.035
Use #F5402C 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.