#623938
Closest named color: Purple Brown (#673A3F). oklch(39.4% 0.059 21.6), rgb(98, 57, 56).
Aa
White text reads best on this color (9.71:1).
About this color
#623938 is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.059 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.015 away. White text reads best on it, at 9.71:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.16:1 |
| White text | 9.71:1 |
Values
| HEX | #623938 |
| RGB | rgb(98, 57, 56) |
| HSL | hsl(1, 27%, 30%) |
| OKLCH | oklch(39.4% 0.059 21.6) |
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 #623938 | 9.71:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #623938 | 2.16:1 | Fails | Lc 11.6 | Not readable |
| #623938 text on white | 9.71:1 | AAA | Lc 92.3 | Preferred for body text |
| #623938 text on black | 2.16:1 | Fails | Lc -10.1 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F2E7E6
oklch(93.6% 0.012 23.7)
-
Step 200
200
#E9D3D2
oklch(88.5% 0.025 20.8)
-
Step 300
300
#DCB6B4
oklch(80.9% 0.044 21.6)
-
Step 400
400
#C98F8D
oklch(70.6% 0.071 21.2)
-
Step 500
500
#BA7371
oklch(63.1% 0.09 21.7)
-
Step 600
600
#A55B5A
oklch(55.7% 0.097 21.5)
-
Step 700
700
#8D4A49
oklch(49.1% 0.091 21.8)
-
Step 800
800
#733D3C
oklch(42.7% 0.076 21.9)
-
Step 900
900 (this color)
#623938
oklch(39.4% 0.059 21.6)
-
Step 950
950
#371F1E
oklch(27.1% 0.038 22.4)
#623938 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) | #413F38 | 0.062 |
| Deuteranopia (no green cones) | #4B4737 | 0.057 |
| Tritanopia (no blue cones) | #6A3439 | 0.020 |
| Achromatopsia (no color) | #444444 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #623938
#623938
oklch(39.4% 0.059 21.6)
- #144F53
#144F53
oklch(39.3% 0.059 201.7)
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 #623938, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.015
- Brownish Purple #76424E ΔE 0.056
- Chestnut #742802 ΔE 0.064
- Charcoal Grey #3C4142 ΔE 0.069
- Mud Brown #60460F ΔE 0.072
- Onyx #343A40 ΔE 0.084
- Reddy Brown #6E1005 ΔE 0.085
- Red Brown #8B2E16 ΔE 0.087
Use #623938 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.