#C03365
Closest named color: Dark Pink (#CB416B). oklch(54.9% 0.18 4), rgb(192, 51, 101).
Aa
White text reads best on this color (5.38:1).
About this color
#C03365 is a medium-dark, vivid red. In OKLCH its lightness is 55%, its chroma 0.180 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Pink (#CB416B), ΔE 0.034 away. White text reads best on it, at 5.38:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.180) |
| Temperature | warm |
| Nearest name | Dark Pink (#CB416B) |
| Black text | 3.90:1 |
| White text | 5.38:1 |
Values
| HEX | #C03365 |
| RGB | rgb(192, 51, 101) |
| HSL | hsl(339, 58%, 48%) |
| OKLCH | oklch(54.9% 0.18 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 #C03365 | 5.38:1 | AA | Lc -81.0 | Fine for body text |
| Black text on #C03365 | 3.90:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #C03365 text on white | 5.38:1 | AA | Lc 75.6 | Fine for body text |
| #C03365 text on black | 3.90:1 | AA large text | Lc -26.1 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F9E4E8
oklch(93.7% 0.024 4.5)
-
Step 200
200
#F4CDD5
oklch(88.4% 0.045 4.2)
-
Step 300
300
#EEABBA
oklch(80.8% 0.081 4.3)
-
Step 400
400
#E37C97
oklch(70.8% 0.13 4.2)
-
Step 500
500
#D7567E
oklch(63.1% 0.166 3.8)
-
Step 600
600 (this color)
#C03365
oklch(54.9% 0.18 4)
-
Step 700
700
#A72656
oklch(49% 0.168 3.7)
-
Step 800
800
#882246
oklch(42.7% 0.139 4)
-
Step 900
900
#6E233B
oklch(37.8% 0.108 4.2)
-
Step 950
950
#411522
oklch(27% 0.07 4.6)
#C03365 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) | #545966 | 0.202 |
| Deuteranopia (no green cones) | #797462 | 0.183 |
| Tritanopia (no blue cones) | #D11748 | 0.050 |
| Achromatopsia (no color) | #6A6A6A | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C03365
#C03365
oklch(54.9% 0.18 4)
- #008378
#008378
oklch(54.8% 0.097 184.6)
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 #C03365, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Pink #CB416B ΔE 0.034
- Deep Rose #C74767 ΔE 0.039
- Dark Rose #B5485D ΔE 0.043
- Ruby #CA0147 ΔE 0.049
- Lipstick #D5174E ΔE 0.050
- Light Burgundy #A8415B ΔE 0.052
- Dark Hot Pink #D90166 ΔE 0.053
- Dusty Red #B9484E ΔE 0.057
Use #C03365 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.