#B4285D
Closest named color: Raspberry (#B00149). oklch(51.7% 0.179 3.5), rgb(180, 40, 93).
Aa
White text reads best on this color (6.17:1).
About this color
#B4285D is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.179 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.038 away. White text reads best on it, at 6.17:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.179) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.40:1 |
| White text | 6.17:1 |
Values
| HEX | #B4285D |
| RGB | rgb(180, 40, 93) |
| HSL | hsl(337, 64%, 43%) |
| OKLCH | oklch(51.7% 0.179 3.5) |
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 #B4285D | 6.17:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #B4285D | 3.40:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #B4285D text on white | 6.17:1 | AA | Lc 79.4 | Fine for body text |
| #B4285D text on black | 3.40:1 | AA large text | Lc -22.4 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E8
oklch(93.6% 0.026 2.8)
-
Step 200
200
#F6CDD6
oklch(88.6% 0.048 3.3)
-
Step 300
300
#F1A9BB
oklch(80.8% 0.087 2.8)
-
Step 400
400
#E67997
oklch(70.7% 0.138 3.7)
-
Step 500
500
#DB517E
oklch(63.1% 0.176 3.5)
-
Step 600
600
#C72D67
oklch(55.6% 0.193 3.7)
-
Step 700
700 (this color)
#B4285D
oklch(51.7% 0.179 3.5)
-
Step 800
800
#8B1C46
oklch(42.7% 0.148 3.6)
-
Step 900
900
#701F3B
oklch(37.7% 0.116 3.5)
-
Step 950
950
#421423
oklch(27.1% 0.073 3.1)
#B4285D 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) | #4A505E | 0.202 |
| Deuteranopia (no green cones) | #706B5A | 0.181 |
| Tritanopia (no blue cones) | #C4003F | 0.050 |
| Achromatopsia (no color) | #616161 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4285D
#B4285D
oklch(51.7% 0.179 3.5)
- #00796D
#00796D
oklch(51.7% 0.092 182.9)
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 #B4285D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.038
- Light Burgundy #A8415B ΔE 0.044
- Rose Red #BE013C ΔE 0.049
- Violet Red #A50055 ΔE 0.052
- Ruby #CA0147 ΔE 0.052
- Rouge #AB1239 ΔE 0.055
- Dark Rose #B5485D ΔE 0.055
- Deep Magenta #A0025C ΔE 0.062
Use #B4285D 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.