#B61B3D
Closest named color: Rose Red (#BE013C). oklch(50.4% 0.186 16.5), rgb(182, 27, 61).
Aa
White text reads best on this color (6.53:1).
About this color
#B61B3D is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.186 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Rose Red (#BE013C), ΔE 0.018 away. White text reads best on it, at 6.53:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.186) |
| Temperature | warm |
| Nearest name | Rose Red (#BE013C) |
| Black text | 3.21:1 |
| White text | 6.53:1 |
Values
| HEX | #B61B3D |
| RGB | rgb(182, 27, 61) |
| HSL | hsl(347, 74%, 41%) |
| OKLCH | oklch(50.4% 0.186 16.5) |
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 #B61B3D | 6.53:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #B61B3D | 3.21:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #B61B3D text on white | 6.53:1 | AA | Lc 80.6 | Fine for body text |
| #B61B3D text on black | 3.21:1 | AA large text | Lc -21.3 | 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 700.
-
Step 50
50
#FEF2F3
oklch(97.1% 0.013 11.5)
-
Step 100
100
#FBE3E4
oklch(93.6% 0.026 14.7)
-
Step 200
200
#F9CCCE
oklch(88.5% 0.051 15.2)
-
Step 300
300
#F5A9AC
oklch(80.9% 0.09 16.6)
-
Step 400
400
#EC7781
oklch(70.6% 0.144 16.2)
-
Step 500
500
#E24D61
oklch(63% 0.184 16.4)
-
Step 600
600
#CE2648
oklch(55.6% 0.2 16.6)
-
Step 700
700 (this color)
#B61B3D
oklch(50.4% 0.186 16.5)
-
Step 800
800
#901730
oklch(42.7% 0.154 16.4)
-
Step 900
900
#741D2A
oklch(37.7% 0.12 16.8)
-
Step 950
950
#441319
oklch(27% 0.075 16.6)
#B61B3D 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) | #4C493D | 0.209 |
| Deuteranopia (no green cones) | #736938 | 0.190 |
| Tritanopia (no blue cones) | #C8002B | 0.039 |
| Achromatopsia (no color) | #5D5D5D | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B61B3D
#B61B3D
oklch(50.4% 0.186 16.5)
- #007375
#007375
oklch(50.4% 0.086 196.9)
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 #B61B3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rose Red #BE013C ΔE 0.018
- Lipstick Red #C0022F ΔE 0.024
- Rouge #AB1239 ΔE 0.027
- Raspberry #B00149 ΔE 0.033
- Firebrick #B22222 ΔE 0.034
- Scarlet #BE0119 ΔE 0.037
- Ruby #CA0147 ΔE 0.042
- Brown #A52A2A ΔE 0.045
Use #B61B3D 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.