#B24820
Closest named color: Sinopia (#BB3E03). oklch(53.7% 0.148 39.6), rgb(178, 72, 32).
Aa
White text reads best on this color (5.46:1).
About this color
#B24820 is a medium-dark, vivid red. In OKLCH its lightness is 54%, its chroma 0.148 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Sinopia (#BB3E03), ΔE 0.022 away. White text reads best on it, at 5.46:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.148) |
| Temperature | warm |
| Nearest name | Sinopia (#BB3E03) |
| Black text | 3.84:1 |
| White text | 5.46:1 |
Values
| HEX | #B24820 |
| RGB | rgb(178, 72, 32) |
| HSL | hsl(16, 70%, 41%) |
| OKLCH | oklch(53.7% 0.148 39.6) |
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 #B24820 | 5.46:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #B24820 | 3.84:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #B24820 text on white | 5.46:1 | AA | Lc 76.5 | Fine for body text |
| #B24820 text on black | 3.84:1 | AA large text | Lc -25.2 | 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 600.
-
Step 50
50
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#F0D2C7
oklch(88.6% 0.037 41.2)
-
Step 300
300
#E7B3A1
oklch(80.9% 0.066 39.9)
-
Step 400
400
#D9896E
oklch(70.7% 0.106 39.4)
-
Step 500
500
#CD6946
oklch(63.1% 0.136 39.7)
-
Step 600
600 (this color)
#B24820
oklch(53.7% 0.148 39.6)
-
Step 700
700
#9E3E19
oklch(49% 0.137 39.7)
-
Step 800
800
#813417
oklch(42.8% 0.114 39.8)
-
Step 900
900
#682E1A
oklch(37.7% 0.089 39.2)
-
Step 950
950
#3D1C10
oklch(27.1% 0.056 40.4)
#B24820 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) | #665A1A | 0.145 |
| Deuteranopia (no green cones) | #80721C | 0.132 |
| Tritanopia (no blue cones) | #C42E40 | 0.068 |
| Achromatopsia (no color) | #696969 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B24820
#B24820
oklch(53.7% 0.148 39.6)
- #007A95
#007A95
oklch(53.6% 0.098 220.4)
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 #B24820, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sinopia #BB3E03 ΔE 0.022
- Cinnamon #AC4F06 ΔE 0.025
- Burnt Siena #B75203 ΔE 0.031
- Brick Orange #C14A09 ΔE 0.032
- Burnt Orange #C04E01 ΔE 0.035
- Sienna #A0522D ΔE 0.036
- Burnt Umber #A0450E ΔE 0.039
- Dull Red #BB3F3F ΔE 0.044
Use #B24820 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.