#683038
Closest named color: Purple Brown (#673A3F). oklch(38.7% 0.08 12.6), rgb(104, 48, 56).
Aa
White text reads best on this color (10.15:1).
About this color
#683038 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.080 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.025 away. White text reads best on it, at 10.15:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.06:1 |
| White text | 10.15:1 |
Values
| HEX | #683038 |
| RGB | rgb(104, 48, 56) |
| HSL | hsl(351, 37%, 30%) |
| OKLCH | oklch(38.7% 0.08 12.6) |
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 #683038 | 10.15:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #683038 | 2.06:1 | Fails | Lc 10.7 | Not readable |
| #683038 text on white | 10.15:1 | AAA | Lc 93.2 | Preferred for body text |
| #683038 text on black | 2.06:1 | Fails | Lc -9.3 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F5E5E6
oklch(93.5% 0.018 13.1)
-
Step 200
200
#EED1D3
oklch(88.5% 0.033 13)
-
Step 300
300
#E5B1B6
oklch(80.9% 0.061 12.1)
-
Step 400
400
#D58790
oklch(70.6% 0.096 12.3)
-
Step 500
500
#C86774
oklch(63% 0.123 12.8)
-
Step 600
600
#B34D5D
oklch(55.6% 0.133 12.8)
-
Step 700
700
#9A3D4D
oklch(49.1% 0.125 12.4)
-
Step 800
800
#7D333F
oklch(42.7% 0.103 12.6)
-
Step 900
900 (this color)
#683038
oklch(38.7% 0.08 12.6)
-
Step 950
950
#3B1B1F
oklch(26.9% 0.05 13.1)
#683038 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) | #3B3A38 | 0.088 |
| Deuteranopia (no green cones) | #494637 | 0.082 |
| Tritanopia (no blue cones) | #712933 | 0.022 |
| Achromatopsia (no color) | #414141 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683038
#683038
oklch(38.7% 0.08 12.6)
- #004F4E
#004F4E
oklch(38.7% 0.066 193.3)
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 #683038, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.025
- Chestnut #742802 ΔE 0.060
- Brownish Purple #76424E ΔE 0.060
- Wine Red #7B0323 ΔE 0.068
- Reddy Brown #6E1005 ΔE 0.070
- Bordeaux #7B002C ΔE 0.070
- Merlot #730039 ΔE 0.074
- Blood #770001 ΔE 0.079
Use #683038 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.