#F34200
Closest named color: Red Orange (#FD3C06). oklch(63.7% 0.221 35.5), rgb(243, 66, 0).
Aa
Black text reads best on this color (5.59:1).
About this color
#F34200 is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.221 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Red Orange (#FD3C06), ΔE 0.019 away. Black text reads best on it, at 5.59:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.221) |
| Temperature | warm |
| Nearest name | Red Orange (#FD3C06) |
| Black text | 5.59:1 |
| White text | 3.75:1 |
Values
| HEX | #F34200 |
| RGB | rgb(243, 66, 0) |
| HSL | hsl(16, 100%, 48%) |
| OKLCH | oklch(63.7% 0.221 35.5) |
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 #F34200 | 3.75:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #F34200 | 5.59:1 | AA | Lc 40.5 | Non-text elements, placeholder text |
| #F34200 text on white | 3.75:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #F34200 text on black | 5.59:1 | AA | Lc -38.1 | 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
#FFF2EF
oklch(97.1% 0.015 33.1)
-
Step 100
100
#FEE3DC
oklch(93.6% 0.031 34.9)
-
Step 200
200
#FECCBE
oklch(88.5% 0.06 36.2)
-
Step 300
300
#FEA790
oklch(80.9% 0.109 35.5)
-
Step 400
400
#F8724F
oklch(70.6% 0.172 35.7)
-
Step 500
500 (this color)
#F34200
oklch(63.7% 0.221 35.5)
-
Step 600
600
#CB3500
oklch(55.6% 0.193 35.4)
-
Step 700
700
#AC2C00
oklch(49.2% 0.17 35.6)
-
Step 800
800
#8E2200
oklch(42.7% 0.148 35.4)
-
Step 900
900
#771C00
oklch(37.7% 0.13 35.8)
-
Step 950
950
#490F01
oklch(27% 0.091 35.9)
#F34200 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) | #7A6A00 | 0.228 |
| Deuteranopia (no green cones) | #A59200 | 0.204 |
| Tritanopia (no blue cones) | #FF003A | 0.065 |
| Achromatopsia (no color) | #848484 | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F34200
#F34200
oklch(63.7% 0.221 35.5)
- #009CB6
#009CB6
oklch(63.8% 0.113 215.1)
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 #F34200, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Orange #FD3C06 ΔE 0.019
- Orangey Red #FA4224 ΔE 0.020
- Vermillion #F4320C ΔE 0.020
- Orangered #FE420F ΔE 0.022
- Orange Red #FF4500 ΔE 0.025
- Blood Orange #FE4B03 ΔE 0.027
- Tomato Red #EC2D01 ΔE 0.032
- Orange Pant #FB5607 ΔE 0.037
Use #F34200 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.