#B33073
Closest named color: Medium Violet Red (#C71585). oklch(52.9% 0.177 353.7), rgb(179, 48, 115).
Aa
White text reads best on this color (5.85:1).
About this color
#B33073 is a medium-dark, vivid red. In OKLCH its lightness is 53%, its chroma 0.177 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.052 away. White text reads best on it, at 5.85:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.58:1 |
| White text | 5.85:1 |
Values
| HEX | #B33073 |
| RGB | rgb(179, 48, 115) |
| HSL | hsl(329, 58%, 45%) |
| OKLCH | oklch(52.9% 0.177 353.7) |
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 #B33073 | 5.85:1 | AA | Lc -83.4 | Fine for body text |
| Black text on #B33073 | 3.58:1 | AA large text | Lc 25.9 | Dividers and decoration only |
| #B33073 text on white | 5.85:1 | AA | Lc 78.1 | Fine for body text |
| #B33073 text on black | 3.58:1 | AA large text | Lc -23.6 | 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
#EBACC4
oklch(81% 0.08 354.4)
-
Step 400
400
#DD7DA6
oklch(70.6% 0.127 353.8)
-
Step 500
500
#D15891
oklch(63% 0.164 353.4)
-
Step 600
600 (this color)
#B33073
oklch(52.9% 0.177 353.7)
-
Step 700
700
#A22A67
oklch(49.1% 0.165 354)
-
Step 800
800
#842554
oklch(42.8% 0.137 354.1)
-
Step 900
900
#6A2446
oklch(37.7% 0.107 353.3)
-
Step 950
950
#3E1629
oklch(26.9% 0.067 352.9)
#B33073 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) | #485575 | 0.198 |
| Deuteranopia (no green cones) | #6D6D70 | 0.176 |
| Tritanopia (no blue cones) | #C1244D | 0.062 |
| Achromatopsia (no color) | #656565 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B33073
#B33073
oklch(52.9% 0.177 353.7)
- #007E67
#007E67
oklch(52.9% 0.101 174)
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 #B33073, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.052
- Light Burgundy #A8415B ΔE 0.056
- Dark Rose #B5485D ΔE 0.064
- Dark Pink #CB416B ΔE 0.065
- Violet Red #A50055 ΔE 0.066
- Raspberry #B00149 ΔE 0.067
- Deep Magenta #A0025C ΔE 0.069
- Deep Rose #C74767 ΔE 0.070
Use #B33073 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.