#63123C
Closest named color: Merlot (#730039). oklch(34% 0.12 354.1), rgb(99, 18, 60).
Aa
White text reads best on this color (12.48:1).
About this color
#63123C is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.120 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.035 away. White text reads best on it, at 12.48:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.68:1 |
| White text | 12.48:1 |
Values
| HEX | #63123C |
| RGB | rgb(99, 18, 60) |
| HSL | hsl(329, 69%, 23%) |
| OKLCH | oklch(34% 0.12 354.1) |
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 #63123C | 12.48:1 | AAA | Lc -100.8 | Preferred for body text |
| Black text on #63123C | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #63123C text on white | 12.48:1 | AAA | Lc 97.2 | Preferred for body text |
| #63123C text on black | 1.68:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F5CCDB
oklch(88.5% 0.05 354.2)
-
Step 300
300
#F0A9C4
oklch(81% 0.09 354.8)
-
Step 400
400
#E477A6
oklch(70.6% 0.144 354.2)
-
Step 500
500
#D94F91
oklch(63.1% 0.184 354)
-
Step 600
600
#C42A7B
oklch(55.6% 0.2 354.1)
-
Step 700
700
#A91A68
oklch(49.2% 0.186 354)
-
Step 800
800
#891A54
oklch(42.6% 0.154 354.3)
-
Step 900
900 (this color)
#63123C
oklch(34% 0.12 354.1)
-
Step 950
950
#411329
oklch(27% 0.076 353.7)
#63123C 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) | #222A3D | 0.135 |
| Deuteranopia (no green cones) | #39393A | 0.119 |
| Tritanopia (no blue cones) | #6B0825 | 0.041 |
| Achromatopsia (no color) | #343434 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63123C
#63123C
oklch(34% 0.12 354.1)
- #004335
#004335
oklch(34.1% 0.066 173)
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 #63123C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.035
- Grape Purple #5D1451 ΔE 0.040
- Burgundy #610023 ΔE 0.042
- Velvet #750851 ΔE 0.052
- Claret #680018 ΔE 0.056
- Bordeaux #7B002C ΔE 0.058
- Rich Purple #720058 ΔE 0.060
- Wine #80013F ΔE 0.063
Use #63123C 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.