#B03170
Closest named color: Light Burgundy (#A8415B). oklch(52.4% 0.172 354.4), rgb(176, 49, 112).
Aa
White text reads best on this color (5.96:1).
About this color
#B03170 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.172 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.050 away. White text reads best on it, at 5.96:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.51:1 |
| White text | 5.96:1 |
Values
| HEX | #B03170 |
| RGB | rgb(176, 49, 112) |
| HSL | hsl(330, 56%, 44%) |
| OKLCH | oklch(52.4% 0.172 354.4) |
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 #B03170 | 5.96:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #B03170 | 3.51:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #B03170 text on white | 5.96:1 | AA | Lc 78.7 | Fine for body text |
| #B03170 text on black | 3.51:1 | AA large text | Lc -23.1 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F7E4EB
oklch(93.6% 0.023 353.2)
-
Step 200
200
#F2CEDB
oklch(88.6% 0.044 354.3)
-
Step 300
300
#EAACC4
oklch(80.9% 0.079 354)
-
Step 400
400
#DC7EA5
oklch(70.6% 0.124 354.4)
-
Step 500
500
#D05A8F
oklch(63.1% 0.159 354.5)
-
Step 600
600 (this color)
#B03170
oklch(52.4% 0.172 354.4)
-
Step 700
700
#A12D66
oklch(49.2% 0.16 354.6)
-
Step 800
800
#832753
oklch(42.8% 0.133 354.8)
-
Step 900
900
#692545
oklch(37.6% 0.104 354)
-
Step 950
950
#3E1728
oklch(27% 0.065 355)
#B03170 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) | #485572 | 0.193 |
| Deuteranopia (no green cones) | #6C6C6D | 0.172 |
| Tritanopia (no blue cones) | #BE254C | 0.059 |
| Achromatopsia (no color) | #636363 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B03170
#B03170
oklch(52.4% 0.172 354.4)
- #007C66
#007C66
oklch(52.3% 0.099 174.5)
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 #B03170, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.050
- Medium Violet Red #C71585 ΔE 0.060
- Dark Rose #B5485D ΔE 0.062
- Violet Red #A50055 ΔE 0.062
- Raspberry #B00149 ΔE 0.063
- Deep Magenta #A0025C ΔE 0.065
- Red Violet #9E0168 ΔE 0.067
- Dark Pink #CB416B ΔE 0.068
Use #B03170 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.