#623B2D
Closest named color: Purple Brown (#673A3F). oklch(39.5% 0.06 40.5), rgb(98, 59, 45).
Aa
White text reads best on this color (9.62:1).
About this color
#623B2D is a dark, muted brown. In OKLCH its lightness is 40%, its chroma 0.060 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.031 away. White text reads best on it, at 9.62:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.18:1 |
| White text | 9.62:1 |
Values
| HEX | #623B2D |
| RGB | rgb(98, 59, 45) |
| HSL | hsl(16, 37%, 28%) |
| OKLCH | oklch(39.5% 0.06 40.5) |
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 #623B2D | 9.62:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #623B2D | 2.18:1 | Fails | Lc 11.8 | Not readable |
| #623B2D text on white | 9.62:1 | AAA | Lc 92.1 | Preferred for body text |
| #623B2D text on black | 2.18:1 | Fails | Lc -10.3 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E3
oklch(93.6% 0.013 41.2)
-
Step 200
200
#E9D4CD
oklch(88.5% 0.025 39.4)
-
Step 300
300
#DBB8AB
oklch(81% 0.044 41.4)
-
Step 400
400
#C8927E
oklch(70.7% 0.072 41.2)
-
Step 500
500
#B9765E
oklch(63.1% 0.092 40.4)
-
Step 600
600
#A45E44
oklch(55.6% 0.099 40.9)
-
Step 700
700
#8D4D36
oklch(49.2% 0.093 40.3)
-
Step 800
800
#723F2D
oklch(42.6% 0.077 40.1)
-
Step 900
900 (this color)
#623B2D
oklch(39.5% 0.06 40.5)
-
Step 950
950
#362018
oklch(27% 0.037 40.7)
#623B2D 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) | #45402C | 0.055 |
| Deuteranopia (no green cones) | #4E482D | 0.051 |
| Tritanopia (no blue cones) | #6A3537 | 0.030 |
| Achromatopsia (no color) | #454545 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #623B2D
#623B2D
oklch(39.5% 0.06 40.5)
- #194E5D
#194E5D
oklch(39.6% 0.06 220.2)
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 #623B2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.031
- Mud Brown #60460F ΔE 0.053
- Chestnut #742802 ΔE 0.056
- Brownish Purple #76424E ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.071
- Red Brown #8B2E16 ΔE 0.083
- Green Brown #544E03 ΔE 0.084
- Rust Brown #8B3103 ΔE 0.084
Use #623B2D 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.