#623E33
Closest named color: Purple Brown (#673A3F). oklch(40.3% 0.054 37.7), rgb(98, 62, 51).
Aa
White text reads best on this color (9.30:1).
About this color
#623E33 is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.054 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.027 away. White text reads best on it, at 9.30:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.054) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #623E33 |
| RGB | rgb(98, 62, 51) |
| HSL | hsl(14, 32%, 29%) |
| OKLCH | oklch(40.3% 0.054 37.7) |
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 #623E33 | 9.30:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #623E33 | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #623E33 text on white | 9.30:1 | AAA | Lc 91.4 | Preferred for body text |
| #623E33 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
#F8F4F3
oklch(97% 0.005 34.3)
-
Step 100
100
#F0E8E5
oklch(93.6% 0.01 41.9)
-
Step 200
200
#E4D5D1
oklch(88.4% 0.018 35.3)
-
Step 300
300
#D4BAB2
oklch(80.9% 0.032 37.8)
-
Step 400
400
#BE968A
oklch(70.7% 0.051 37.3)
-
Step 500
500
#AC7C6D
oklch(63% 0.064 38.1)
-
Step 600
600
#976555
oklch(55.6% 0.07 38.5)
-
Step 700
700
#815345
oklch(49% 0.066 37.7)
-
Step 800
800 (this color)
#623E33
oklch(40.3% 0.054 37.7)
-
Step 900
900
#553A31
oklch(37.7% 0.042 39.2)
-
Step 950
950
#32221D
oklch(27% 0.026 38.1)
#623E33 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) | #474232 | 0.051 |
| Deuteranopia (no green cones) | #4F4A33 | 0.048 |
| Tritanopia (no blue cones) | #6A383B | 0.028 |
| Achromatopsia (no color) | #474747 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #623E33
#623E33
oklch(40.3% 0.054 37.7)
- #21505C
#21505C
oklch(40.4% 0.054 217.1)
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 #623E33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.027
- Mud Brown #60460F ΔE 0.054
- Brownish Purple #76424E ΔE 0.058
- Chestnut #742802 ΔE 0.064
- Charcoal Grey #3C4142 ΔE 0.069
- Milk Chocolate #7F4E1E ΔE 0.082
- Green Brown #544E03 ΔE 0.083
- Red Brown #8B2E16 ΔE 0.084
Use #623E33 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.