#F55942
Closest named color: Grapefruit (#FD5956). oklch(66.8% 0.195 31.1), rgb(245, 89, 66).
Aa
Black text reads best on this color (6.39:1).
About this color
#F55942 is a medium-light, vivid red. In OKLCH its lightness is 67%, its chroma 0.195 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Grapefruit (#FD5956), ΔE 0.026 away. Black text reads best on it, at 6.39:1.
| Hue family | Reds |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.195) |
| Temperature | warm |
| Nearest name | Grapefruit (#FD5956) |
| Black text | 6.39:1 |
| White text | 3.28:1 |
Values
| HEX | #F55942 |
| RGB | rgb(245, 89, 66) |
| HSL | hsl(8, 90%, 61%) |
| OKLCH | oklch(66.8% 0.195 31.1) |
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 #F55942 | 3.28:1 | AA large text | Lc -64.6 | Content text, not long reading |
| Black text on #F55942 | 6.39:1 | AA | Lc 44.9 | Non-text elements, placeholder text |
| #F55942 text on white | 3.28:1 | AA large text | Lc 59.2 | Large or bold text, headings |
| #F55942 text on black | 6.39:1 | AA | Lc -42.5 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DF
oklch(93.7% 0.027 31.7)
-
Step 200
200
#FACDC4
oklch(88.5% 0.053 31.3)
-
Step 300
300
#F8AA9B
oklch(81% 0.095 31.3)
-
Step 400
400
#F07863
oklch(70.7% 0.152 31.4)
-
Step 500
500 (this color)
#F55942
oklch(66.8% 0.195 31.1)
-
Step 600
600
#D32107
oklch(55.6% 0.212 31)
-
Step 700
700
#B41700
oklch(49.2% 0.191 31.1)
-
Step 800
800
#941303
oklch(42.7% 0.164 30.9)
-
Step 900
900
#771C0F
oklch(37.8% 0.127 31.3)
-
Step 950
950
#46120B
oklch(26.9% 0.081 30.7)
#F55942 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) | #85783F | 0.203 |
| Deuteranopia (no green cones) | #AB9B3D | 0.188 |
| Tritanopia (no blue cones) | #FF3055 | 0.066 |
| Achromatopsia (no color) | #8E8E8E | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F55942
#F55942
oklch(66.8% 0.195 31.1)
- #00A7BD
#00A7BD
oklch(66.8% 0.116 211.2)
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 #F55942, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grapefruit #FD5956 ΔE 0.026
- Tomato #FF6347 ΔE 0.028
- Orange Pant #FB5607 ΔE 0.033
- Orangey Red #FA4224 ΔE 0.034
- Blood Orange #FE4B03 ΔE 0.035
- Light Red #FF474C ΔE 0.035
- Orangered #FE420F ΔE 0.038
- Orange Red #FF4500 ΔE 0.038
Use #F55942 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.