#B45B40
Closest named color: Clay (#B66A50). oklch(57.3% 0.123 37.6), rgb(180, 91, 64).
Aa
White text reads best on this color (4.65:1).
About this color
#B45B40 is a medium-dark, moderately saturated red. In OKLCH its lightness is 57%, its chroma 0.123 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.036 away. White text reads best on it, at 4.65:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 4.51:1 |
| White text | 4.65:1 |
Values
| HEX | #B45B40 |
| RGB | rgb(180, 91, 64) |
| HSL | hsl(14, 48%, 48%) |
| OKLCH | oklch(57.3% 0.123 37.6) |
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 #B45B40 | 4.65:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #B45B40 | 4.51:1 | AA | Lc 32.2 | Non-text elements, placeholder text |
| #B45B40 text on white | 4.65:1 | AA | Lc 71.9 | Content text, not long reading |
| #B45B40 text on black | 4.51:1 | AA | Lc -29.8 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E6E2
oklch(93.5% 0.016 36.5)
-
Step 200
200
#ECD3CB
oklch(88.5% 0.03 38.6)
-
Step 300
300
#E1B5A7
oklch(80.9% 0.055 38.4)
-
Step 400
400
#D18D79
oklch(70.7% 0.088 37.1)
-
Step 500
500
#C36F56
oklch(63% 0.113 37.4)
-
Step 600
600 (this color)
#B45B40
oklch(57.3% 0.123 37.6)
-
Step 700
700
#96462D
oklch(49.2% 0.114 37.9)
-
Step 800
800
#7A3A26
oklch(42.8% 0.095 38)
-
Step 900
900
#623224
oklch(37.6% 0.073 37.1)
-
Step 950
950
#3A1E15
oklch(27.1% 0.047 38.6)
#B45B40 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) | #72683D | 0.119 |
| Deuteranopia (no green cones) | #887C3E | 0.110 |
| Tritanopia (no blue cones) | #C54A55 | 0.058 |
| Achromatopsia (no color) | #747474 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B45B40
#B45B40
oklch(57.3% 0.123 37.6)
- #0086A0
#0086A0
oklch(57.2% 0.103 217.8)
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 #B45B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.036
- Copper #B66325 ΔE 0.037
- Earth #A2653E ΔE 0.039
- Burnt Siena #B75203 ΔE 0.040
- Burnt Orange #C04E01 ΔE 0.044
- Rust Orange #C45508 ΔE 0.044
- Adobe #BD6C48 ΔE 0.045
- Brick Orange #C14A09 ΔE 0.046
Use #B45B40 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.