#B1004F
Closest named color: Raspberry (#B00149). oklch(48.8% 0.196 5.9), rgb(177, 0, 79).
Aa
White text reads best on this color (7.04:1).
About this color
#B1004F is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.196 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.009 away. White text reads best on it, at 7.04:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 2.98:1 |
| White text | 7.04:1 |
Values
| HEX | #B1004F |
| RGB | rgb(177, 0, 79) |
| HSL | hsl(333, 100%, 35%) |
| OKLCH | oklch(48.8% 0.196 5.9) |
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 #B1004F | 7.04:1 | AAA | Lc -87.0 | Fine for body text |
| Black text on #B1004F | 2.98:1 | Fails | Lc 22.2 | Dividers and decoration only |
| #B1004F text on white | 7.04:1 | AAA | Lc 81.9 | Fine for body text |
| #B1004F text on black | 2.98:1 | Fails | Lc -20.0 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FBE3E7
oklch(93.6% 0.027 6.2)
-
Step 200
200
#F9CBD4
oklch(88.4% 0.053 5.1)
-
Step 300
300
#F6A7B7
oklch(80.9% 0.095 6.1)
-
Step 400
400
#ED7492
oklch(70.7% 0.151 6.1)
-
Step 500
500
#E34778
oklch(63.1% 0.194 5.6)
-
Step 600
600
#CE1A60
oklch(55.5% 0.211 6)
-
Step 700
700 (this color)
#B1004F
oklch(48.8% 0.196 5.9)
-
Step 800
800
#900E41
oklch(42.6% 0.162 5.9)
-
Step 900
900
#741937
oklch(37.7% 0.126 6.1)
-
Step 950
950
#451120
oklch(27.1% 0.08 6.8)
#B1004F 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) | #404450 | 0.223 |
| Deuteranopia (no green cones) | #6A644B | 0.200 |
| Tritanopia (no blue cones) | #C2002D | 0.061 |
| Achromatopsia (no color) | #595959 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1004F
#B1004F
oklch(48.8% 0.196 5.9)
- #006F67
#006F67
oklch(48.7% 0.085 186.1)
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 #B1004F, closest first.
No curated palette has a color within ΔE 0.04 of #B1004F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.009
- Violet Red #A50055 ΔE 0.029
- Rouge #AB1239 ΔE 0.037
- Rose Red #BE013C ΔE 0.041
- Deep Magenta #A0025C ΔE 0.044
- Dark Fuchsia #9D0759 ΔE 0.047
- Cranberry #9E003A ΔE 0.049
- Berry #990F4B ΔE 0.050
Use #B1004F 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.