#6C103F
Closest named color: Merlot (#730039). oklch(35.7% 0.131 355.6), rgb(108, 16, 63).
Aa
White text reads best on this color (11.77:1).
About this color
#6C103F is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.131 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.019 away. White text reads best on it, at 11.77:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.78:1 |
| White text | 11.77:1 |
Values
| HEX | #6C103F |
| RGB | rgb(108, 16, 63) |
| HSL | hsl(329, 74%, 24%) |
| OKLCH | oklch(35.7% 0.131 355.6) |
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 #6C103F | 11.77:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #6C103F | 1.78:1 | Fails | Lc 8.2 | Not readable |
| #6C103F text on white | 11.77:1 | AAA | Lc 95.7 | Preferred for body text |
| #6C103F text on black | 1.78:1 | 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
#FBE2EA
oklch(93.5% 0.029 356.3)
-
Step 200
200
#F8CBDA
oklch(88.5% 0.054 356.3)
-
Step 300
300
#F4A6C3
oklch(80.9% 0.098 355.6)
-
Step 400
400
#EA72A4
oklch(70.6% 0.157 355.6)
-
Step 500
500
#E0458E
oklch(63.1% 0.201 355.6)
-
Step 600
600
#CB1678
oklch(55.6% 0.218 355.7)
-
Step 700
700
#AF0065
oklch(49.2% 0.201 355.8)
-
Step 800
800
#8E0B53
oklch(42.7% 0.168 355.3)
-
Step 900
900 (this color)
#6C103F
oklch(35.7% 0.131 355.6)
-
Step 950
950
#431028
oklch(26.9% 0.083 355.2)
#6C103F 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) | #252D40 | 0.147 |
| Deuteranopia (no green cones) | #3E3E3D | 0.132 |
| Tritanopia (no blue cones) | #750126 | 0.044 |
| Achromatopsia (no color) | #383838 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C103F
#6C103F
oklch(35.7% 0.131 355.6)
- #00473B
#00473B
oklch(35.6% 0.066 176.6)
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 #6C103F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.019
- Velvet #750851 ΔE 0.037
- Wine #80013F ΔE 0.043
- Bordeaux #7B002C ΔE 0.044
- Grape Purple #5D1451 ΔE 0.048
- Red Purple #820747 ΔE 0.049
- Rich Purple #720058 ΔE 0.049
- Burgundy #610023 ΔE 0.053
Use #6C103F 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.