#CB0188
Closest named color: Medium Violet Red (#C71585). oklch(55.6% 0.232 349.2), rgb(203, 1, 136).
Aa
White text reads best on this color (5.38:1).
About this color
#CB0188 is a medium-dark, vivid red. In OKLCH its lightness is 56%, its chroma 0.232 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.011 away. White text reads best on it, at 5.38:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.232) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.89:1 |
| White text | 5.38:1 |
Values
| HEX | #CB0188 |
| RGB | rgb(203, 1, 136) |
| HSL | hsl(320, 99%, 40%) |
| OKLCH | oklch(55.6% 0.232 349.2) |
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 #CB0188 | 5.38:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #CB0188 | 3.89:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #CB0188 text on white | 5.38:1 | AA | Lc 74.3 | Content text, not long reading |
| #CB0188 text on black | 3.89:1 | AA large text | Lc -27.4 | 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 600.
-
Step 50
50
#FDF2F7
oklch(97.1% 0.013 347.9)
-
Step 100
100
#FBE2ED
oklch(93.6% 0.031 349.3)
-
Step 200
200
#F8CADF
oklch(88.5% 0.058 349.2)
-
Step 300
300
#F4A5CB
oklch(81% 0.104 349.3)
-
Step 400
400
#EA6FB1
oklch(70.6% 0.168 348.9)
-
Step 500
500
#E0409D
oklch(63.1% 0.214 349.3)
-
Step 600
600 (this color)
#CB0188
oklch(55.6% 0.232 349.2)
-
Step 700
700
#AC0072
oklch(49.1% 0.205 349.4)
-
Step 800
800
#8E005E
oklch(42.7% 0.179 349.1)
-
Step 900
900
#72134D
oklch(37.6% 0.14 348.9)
-
Step 950
950
#430E2D
oklch(26.9% 0.089 348.7)
#CB0188 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) | #39568B | 0.266 |
| Deuteranopia (no green cones) | #707584 | 0.229 |
| Tritanopia (no blue cones) | #DB004F | 0.096 |
| Achromatopsia (no color) | #6A6A6A | 0.235 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CB0188
#CB0188
oklch(55.6% 0.232 349.2)
- #008868
#008868
oklch(55.7% 0.112 168.9)
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 #CB0188, closest first.
No curated palette has a color within ΔE 0.04 of #CB0188.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.011
- Dark Hot Pink #D90166 ΔE 0.064
- Cerise #DE0C62 ΔE 0.077
- Purpley Pink #C83CB9 ΔE 0.082
- Dark Pink #CB416B ΔE 0.086
- Lipstick #D5174E ΔE 0.097
- Deep Rose #C74767 ΔE 0.098
- Ruby #CA0147 ΔE 0.099
Use #CB0188 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.