#6A2539
Closest named color: Merlot (#730039). oklch(37.3% 0.1 5.4), rgb(106, 37, 57).
Aa
White text reads best on this color (10.84:1).
About this color
#6A2539 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.100 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.048 away. White text reads best on it, at 10.84:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.93:1 |
| White text | 10.84:1 |
Values
| HEX | #6A2539 |
| RGB | rgb(106, 37, 57) |
| HSL | hsl(343, 48%, 28%) |
| OKLCH | oklch(37.3% 0.1 5.4) |
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 #6A2539 | 10.84:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #6A2539 | 1.93:1 | Fails | Lc 9.4 | Not readable |
| #6A2539 text on white | 10.84:1 | AAA | Lc 94.5 | Preferred for body text |
| #6A2539 text on black | 1.93:1 | Fails | Lc -8.1 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E8
oklch(93.6% 0.022 3.8)
-
Step 200
200
#F3CED5
oklch(88.5% 0.043 5.2)
-
Step 300
300
#ECADBA
oklch(81% 0.075 5.2)
-
Step 400
400
#DF7F96
oklch(70.7% 0.121 5.3)
-
Step 500
500
#D35B7C
oklch(63.1% 0.154 5.4)
-
Step 600
600
#BE3D65
oklch(55.6% 0.167 5.5)
-
Step 700
700
#A42E54
oklch(49.2% 0.156 5.6)
-
Step 800
800
#852845
oklch(42.7% 0.129 5.4)
-
Step 900
900 (this color)
#6A2539
oklch(37.3% 0.1 5.4)
-
Step 950
950
#3F1722
oklch(27% 0.064 5.1)
#6A2539 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) | #333539 | 0.111 |
| Deuteranopia (no green cones) | #454237 | 0.102 |
| Tritanopia (no blue cones) | #731D2D | 0.026 |
| Achromatopsia (no color) | #3D3D3D | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A2539
#6A2539
oklch(37.3% 0.1 5.4)
- #004C45
#004C45
oklch(37.4% 0.066 184.4)
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 #6A2539, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.048
- Purple Brown #673A3F ΔE 0.049
- Bordeaux #7B002C ΔE 0.050
- Wine Red #7B0323 ΔE 0.052
- Wine #80013F ΔE 0.059
- Claret #680018 ΔE 0.061
- Reddy Brown #6E1005 ΔE 0.063
- Red Purple #820747 ΔE 0.064
Use #6A2539 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.