#F63D2F
Closest named color: Orangey Red (#FA4224). oklch(64% 0.223 29.2), rgb(246, 61, 47).
Aa
Black text reads best on this color (5.62:1).
About this color
#F63D2F is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.223 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Orangey Red (#FA4224), ΔE 0.015 away. Black text reads best on it, at 5.62:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.223) |
| Temperature | warm |
| Nearest name | Orangey Red (#FA4224) |
| Black text | 5.62:1 |
| White text | 3.73:1 |
Values
| HEX | #F63D2F |
| RGB | rgb(246, 61, 47) |
| HSL | hsl(4, 92%, 57%) |
| OKLCH | oklch(64% 0.223 29.2) |
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 #F63D2F | 3.73:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #F63D2F | 5.62:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #F63D2F text on white | 3.73:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #F63D2F text on black | 5.62:1 | AA | Lc -38.4 | 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
#FFCBC2
oklch(88.5% 0.061 29.7)
-
Step 300
300
#FFA698
oklch(81% 0.108 29.4)
-
Step 400
400
#FA6F5E
oklch(70.7% 0.174 29.2)
-
Step 500
500 (this color)
#F63D2F
oklch(64% 0.223 29.2)
-
Step 600
600
#D90001
oklch(55.6% 0.228 29.2)
-
Step 700
700
#B80000
oklch(49.1% 0.202 29.2)
-
Step 800
800
#980000
oklch(42.7% 0.175 29.2)
-
Step 900
900
#7D0D08
oklch(37.7% 0.145 29.1)
-
Step 950
950
#4A0D08
oklch(27.1% 0.092 29.3)
#F63D2F 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) | #776A2B | 0.238 |
| Deuteranopia (no green cones) | #A49325 | 0.217 |
| Tritanopia (no blue cones) | #FF003C | 0.045 |
| Achromatopsia (no color) | #848484 | 0.224 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F63D2F
#F63D2F
oklch(64% 0.223 29.2)
- #009EB0
#009EB0
oklch(64% 0.11 209)
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 #F63D2F, closest first.
No curated palette has a color within ΔE 0.04 of #F63D2F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orangey Red #FA4224 ΔE 0.015
- Vermillion #F4320C ΔE 0.020
- Red Orange #FD3C06 ΔE 0.023
- Orangered #FE420F ΔE 0.026
- Orange Red #FF4500 ΔE 0.032
- Strawberry #FB2943 ΔE 0.032
- Light Red #FF474C ΔE 0.033
- Tomato Red #EC2D01 ΔE 0.034
Use #F63D2F 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.