#623D3D
Closest named color: Purple Brown (#673A3F). oklch(40.4% 0.052 19.6), rgb(98, 61, 61).
Aa
White text reads best on this color (9.31:1).
About this color
#623D3D is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.052 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.013 away. White text reads best on it, at 9.31:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.25:1 |
| White text | 9.31:1 |
Values
| HEX | #623D3D |
| RGB | rgb(98, 61, 61) |
| HSL | hsl(0, 23%, 31%) |
| OKLCH | oklch(40.4% 0.052 19.6) |
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 #623D3D | 9.31:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #623D3D | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #623D3D text on white | 9.31:1 | AAA | Lc 91.4 | Preferred for body text |
| #623D3D text on black | 2.25:1 | Fails | Lc -11.0 | 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 800.
-
Step 50
50
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#F0E8E7
oklch(93.7% 0.009 26)
-
Step 200
200
#E4D5D4
oklch(88.5% 0.017 22.1)
-
Step 300
300
#D4B9B9
oklch(80.9% 0.031 17.8)
-
Step 400
400
#BD9594
oklch(70.7% 0.048 20)
-
Step 500
500
#AC7A7A
oklch(63% 0.063 19)
-
Step 600
600
#976363
oklch(55.5% 0.068 19.4)
-
Step 700
700
#815252
oklch(49.1% 0.063 19.6)
-
Step 800
800 (this color)
#623D3D
oklch(40.4% 0.052 19.6)
-
Step 900
900
#553939
oklch(37.7% 0.04 19.1)
-
Step 950
950
#322121
oklch(26.9% 0.026 18.9)
#623D3D 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) | #44433D | 0.056 |
| Deuteranopia (no green cones) | #4D4A3C | 0.053 |
| Tritanopia (no blue cones) | #69393D | 0.017 |
| Achromatopsia (no color) | #474747 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #623D3D
#623D3D
oklch(40.4% 0.052 19.6)
- #205154
#205154
oklch(40.3% 0.053 200.8)
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 #623D3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.013
- Brownish Purple #76424E ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.068
- Mud Brown #60460F ΔE 0.070
- Chestnut #742802 ΔE 0.072
- Onyx #343A40 ΔE 0.085
- Red Brown #8B2E16 ΔE 0.089
- Dark Slate Gray #2F4F4F ΔE 0.090
Use #623D3D 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.