#B34036
Closest named color: Dull Red (#BB3F3F). oklch(53.1% 0.152 28.2), rgb(179, 64, 54).
Aa
White text reads best on this color (5.67:1).
About this color
#B34036 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.152 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Red (#BB3F3F), ΔE 0.019 away. White text reads best on it, at 5.67:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Dull Red (#BB3F3F) |
| Black text | 3.70:1 |
| White text | 5.67:1 |
Values
| HEX | #B34036 |
| RGB | rgb(179, 64, 54) |
| HSL | hsl(5, 54%, 46%) |
| OKLCH | oklch(53.1% 0.152 28.2) |
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 #B34036 | 5.67:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #B34036 | 3.70:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #B34036 text on white | 5.67:1 | AA | Lc 77.5 | Fine for body text |
| #B34036 text on black | 3.70:1 | AA large text | Lc -24.3 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F7E5E2
oklch(93.5% 0.02 28.9)
-
Step 200
200
#F1D0CB
oklch(88.4% 0.038 28.1)
-
Step 300
300
#EAB1A8
oklch(81% 0.068 28.9)
-
Step 400
400
#DC857A
oklch(70.6% 0.109 27.9)
-
Step 500
500
#D06458
oklch(63.1% 0.139 28.1)
-
Step 600
600 (this color)
#B34036
oklch(53.1% 0.152 28.2)
-
Step 700
700
#A1382F
oklch(49% 0.141 28.2)
-
Step 800
800
#833028
oklch(42.7% 0.116 28.4)
-
Step 900
900
#6A2B25
oklch(37.7% 0.092 27.7)
-
Step 950
950
#3E1A16
oklch(27% 0.057 28)
#B34036 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) | #5F5734 | 0.160 |
| Deuteranopia (no green cones) | #7C7033 | 0.146 |
| Tritanopia (no blue cones) | #C5243E | 0.051 |
| Achromatopsia (no color) | #676767 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B34036
#B34036
oklch(53.1% 0.152 28.2)
- #007A88
#007A88
oklch(53% 0.091 208.8)
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 #B34036, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Red #BB3F3F ΔE 0.019
- Dusty Red #B9484E ΔE 0.033
- Sinopia #BB3E03 ΔE 0.036
- Rusty Red #AF2F0D ΔE 0.039
- Firebrick #B22222 ΔE 0.044
- Brick #A03623 ΔE 0.049
- Dark Rose #B5485D ΔE 0.049
- Light Maroon #A24857 ΔE 0.051
Use #B34036 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.