#F82C10
Closest named color: Vermillion (#F4320C). oklch(63% 0.238 31), rgb(248, 44, 16).
Aa
Black text reads best on this color (5.35:1).
About this color
#F82C10 is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.238 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Vermillion (#F4320C), ΔE 0.009 away. Black text reads best on it, at 5.35:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.238) |
| Temperature | warm |
| Nearest name | Vermillion (#F4320C) |
| Black text | 5.35:1 |
| White text | 3.91:1 |
Values
| HEX | #F82C10 |
| RGB | rgb(248, 44, 16) |
| HSL | hsl(7, 94%, 52%) |
| OKLCH | oklch(63% 0.238 31) |
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 #F82C10 | 3.91:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #F82C10 | 5.35:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #F82C10 text on white | 3.91:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #F82C10 text on black | 5.35:1 | AA | Lc -37.1 | 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
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FFE2DD
oklch(93.5% 0.033 29.4)
-
Step 200
200
#FFCBC1
oklch(88.5% 0.061 30.9)
-
Step 300
300
#FFA695
oklch(80.9% 0.109 31.4)
-
Step 400
400
#FF6A54
oklch(70.7% 0.186 30.7)
-
Step 500
500 (this color)
#F82C10
oklch(63% 0.238 31)
-
Step 600
600
#D51C00
oklch(55.7% 0.217 31)
-
Step 700
700
#B41600
oklch(49.1% 0.191 31)
-
Step 800
800
#951000
oklch(42.7% 0.167 31)
-
Step 900
900
#7D0C00
oklch(37.6% 0.146 31)
-
Step 950
950
#4C0903
oklch(27.1% 0.099 30.9)
#F82C10 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) | #726402 | 0.257 |
| Deuteranopia (no green cones) | #A39000 | 0.229 |
| Tritanopia (no blue cones) | #FF002A | 0.030 |
| Achromatopsia (no color) | #818181 | 0.240 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F82C10
#F82C10
oklch(63% 0.238 31)
- #009AAE
#009AAE
oklch(62.9% 0.109 210.8)
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 #F82C10, closest first.
No curated palette has a color within ΔE 0.04 of #F82C10.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vermillion #F4320C ΔE 0.009
- Fire Engine Red #FE0002 ΔE 0.021
- Red #FF0000 ΔE 0.021
- Bright Red #FF000D ΔE 0.022
- Red Orange #FD3C06 ΔE 0.023
- Tomato Red #EC2D01 ΔE 0.024
- Orangey Red #FA4224 ΔE 0.025
- Orangered #FE420F ΔE 0.030
Use #F82C10 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.