#623E3D
Closest named color: Purple Brown (#673A3F). oklch(40.6% 0.051 21.3), rgb(98, 62, 61).
Aa
White text reads best on this color (9.22:1).
About this color
#623E3D is a dark, muted red. In OKLCH its lightness is 41%, its chroma 0.051 and its hue 21°. 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 9.22:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | muted (0.051) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #623E3D |
| RGB | rgb(98, 62, 61) |
| HSL | hsl(2, 23%, 31%) |
| OKLCH | oklch(40.6% 0.051 21.3) |
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 #623E3D | 9.22:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #623E3D | 2.27:1 | Fails | Lc 12.8 | Not readable |
| #623E3D text on white | 9.22:1 | AAA | Lc 91.2 | Preferred for body text |
| #623E3D text on black | 2.27:1 | Fails | Lc -11.2 | 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
#D3B9B8
oklch(80.8% 0.03 20.4)
-
Step 400
400
#BD9594
oklch(70.7% 0.048 20)
-
Step 500
500
#AB7B79
oklch(63% 0.06 21.6)
-
Step 600
600
#966462
oklch(55.6% 0.065 21.9)
-
Step 700
700
#805351
oklch(49.2% 0.061 22.3)
-
Step 800
800 (this color)
#623E3D
oklch(40.6% 0.051 21.3)
-
Step 900
900
#553938
oklch(37.7% 0.04 21.4)
-
Step 950
950
#322221
oklch(27.1% 0.025 22.9)
#623E3D 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) | #45433D | 0.054 |
| Deuteranopia (no green cones) | #4E4A3C | 0.049 |
| Tritanopia (no blue cones) | #693A3E | 0.017 |
| Achromatopsia (no color) | #474747 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #623E3D
#623E3D
oklch(40.6% 0.051 21.3)
- #235155
#235155
oklch(40.5% 0.05 203)
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 #623E3D, 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 0.049
- Charcoal Grey #3C4142 ΔE 0.067
- Mud Brown #60460F ΔE 0.068
- Chestnut #742802 ΔE 0.073
- Onyx #343A40 ΔE 0.086
- Red Brown #8B2E16 ΔE 0.089
- Dark Slate Gray #2F4F4F ΔE 0.089
Use #623E3D 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.