#B82F2F
Closest named color: Firebrick (#B22222). oklch(52% 0.174 25.7), rgb(184, 47, 47).
Aa
White text reads best on this color (6.02:1).
About this color
#B82F2F is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.174 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Firebrick (#B22222), ΔE 0.024 away. White text reads best on it, at 6.02:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.174) |
| Temperature | warm |
| Nearest name | Firebrick (#B22222) |
| Black text | 3.48:1 |
| White text | 6.02:1 |
Values
| HEX | #B82F2F |
| RGB | rgb(184, 47, 47) |
| HSL | hsl(0, 59%, 45%) |
| OKLCH | oklch(52% 0.174 25.7) |
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 #B82F2F | 6.02:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #B82F2F | 3.48:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #B82F2F text on white | 6.02:1 | AA | Lc 78.8 | Fine for body text |
| #B82F2F text on black | 3.48:1 | AA large text | Lc -23.0 | Dividers and decoration only |
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 700.
-
Step 50
50
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E1
oklch(93.6% 0.025 26.9)
-
Step 200
200
#F7CEC9
oklch(88.5% 0.047 26.2)
-
Step 300
300
#F2ACA5
oklch(80.9% 0.084 25.5)
-
Step 400
400
#E97D74
oklch(70.8% 0.135 26)
-
Step 500
500
#DE5650
oklch(63.1% 0.172 25.7)
-
Step 600
600
#CA3434
oklch(55.7% 0.187 25.7)
-
Step 700
700 (this color)
#B82F2F
oklch(52% 0.174 25.7)
-
Step 800
800
#8D2121
oklch(42.7% 0.144 25.8)
-
Step 900
900
#722220
oklch(37.8% 0.113 25.6)
-
Step 950
950
#431513
oklch(26.9% 0.072 25.6)
#B82F2F 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) | #58502D | 0.188 |
| Deuteranopia (no green cones) | #7A6E2A | 0.172 |
| Tritanopia (no blue cones) | #CB0031 | 0.045 |
| Achromatopsia (no color) | #636363 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B82F2F
#B82F2F
oklch(52% 0.174 25.7)
- #007782
#007782
oklch(52% 0.089 206.1)
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 #B82F2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Firebrick #B22222 ΔE 0.024
- Dull Red #BB3F3F ΔE 0.028
- Rusty Red #AF2F0D ΔE 0.033
- Scarlet #BE0119 ΔE 0.034
- Lipstick Red #C0022F ΔE 0.036
- Rufous #AE2012 ΔE 0.037
- Brown #A52A2A ΔE 0.042
- Rust Red #AA2704 ΔE 0.044
Use #B82F2F 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.