#B34B1C
Closest named color: Cinnamon (#AC4F06). oklch(54.3% 0.147 41.9), rgb(179, 75, 28).
Aa
White text reads best on this color (5.33:1).
About this color
#B34B1C is a medium-dark, vivid orange. In OKLCH its lightness is 54%, its chroma 0.147 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Cinnamon (#AC4F06), ΔE 0.020 away. White text reads best on it, at 5.33:1.
| Hue family | Oranges |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Cinnamon (#AC4F06) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #B34B1C |
| RGB | rgb(179, 75, 28) |
| HSL | hsl(19, 73%, 41%) |
| OKLCH | oklch(54.3% 0.147 41.9) |
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 #B34B1C | 5.33:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #B34B1C | 3.93:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #B34B1C text on white | 5.33:1 | AA | Lc 75.8 | Fine for body text |
| #B34B1C text on black | 3.93:1 | AA large text | Lc -25.9 | 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
#E7B3A0
oklch(80.9% 0.066 41)
-
Step 400
400
#D88A6B
oklch(70.7% 0.105 42.4)
-
Step 500
500
#CC6A43
oklch(63.1% 0.135 41.7)
-
Step 600
600 (this color)
#B34B1C
oklch(54.3% 0.147 41.9)
-
Step 700
700
#9E3F13
oklch(49.1% 0.137 41.7)
-
Step 800
800
#803513
oklch(42.7% 0.113 42.2)
-
Step 900
900
#672F18
oklch(37.7% 0.088 41.9)
-
Step 950
950
#3D1C0F
oklch(27% 0.056 41.6)
#B34B1C 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) | #695C14 | 0.141 |
| Deuteranopia (no green cones) | #827418 | 0.129 |
| Tritanopia (no blue cones) | #C53242 | 0.072 |
| Achromatopsia (no color) | #6B6B6B | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B34B1C
#B34B1C
oklch(54.3% 0.147 41.9)
- #007C99
#007C99
oklch(54.3% 0.1 221.7)
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 #B34B1C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cinnamon #AC4F06 ΔE 0.020
- Burnt Siena #B75203 ΔE 0.023
- Sinopia #BB3E03 ΔE 0.025
- Brick Orange #C14A09 ΔE 0.027
- Burnt Orange #C04E01 ΔE 0.029
- Sienna #A0522D ΔE 0.037
- Burnt Umber #A0450E ΔE 0.042
- Rust Orange #C45508 ΔE 0.044
Use #B34B1C 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.