#623B44
Closest named color: Purple Brown (#673A3F). oklch(40.2% 0.056 4.9), rgb(98, 59, 68).
Aa
White text reads best on this color (9.42:1).
About this color
#623B44 is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.056 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.012 away. White text reads best on it, at 9.42:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.056) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.22:1 |
| White text | 9.42:1 |
Values
| HEX | #623B44 |
| RGB | rgb(98, 59, 68) |
| HSL | hsl(346, 25%, 31%) |
| OKLCH | oklch(40.2% 0.056 4.9) |
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 #623B44 | 9.42:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #623B44 | 2.22:1 | Fails | Lc 12.3 | Not readable |
| #623B44 text on white | 9.42:1 | AAA | Lc 91.6 | Preferred for body text |
| #623B44 text on black | 2.22:1 | Fails | Lc -10.7 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F2E7E9
oklch(93.7% 0.012 4.8)
-
Step 200
200
#E8D3D7
oklch(88.5% 0.024 4.5)
-
Step 300
300
#DAB6BD
oklch(81% 0.042 4.9)
-
Step 400
400
#C68F9B
oklch(70.7% 0.068 4.6)
-
Step 500
500
#B67382
oklch(63.1% 0.086 5.3)
-
Step 600
600
#A15B6C
oklch(55.6% 0.093 5)
-
Step 700
700
#8A4A5A
oklch(49.1% 0.088 4.9)
-
Step 800
800
#703D4A
oklch(42.7% 0.073 4.3)
-
Step 900
900 (this color)
#623B44
oklch(40.2% 0.056 4.9)
-
Step 950
950
#351F24
oklch(27% 0.035 4.9)
#623B44 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) | #414244 | 0.062 |
| Deuteranopia (no green cones) | #4A4943 | 0.058 |
| Tritanopia (no blue cones) | #68383E | 0.015 |
| Achromatopsia (no color) | #464646 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #623B44
#623B44
oklch(40.2% 0.056 4.9)
- #1D524C
#1D524C
oklch(40.1% 0.057 185)
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 #623B44, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.012
- Brownish Purple #76424E ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.070
- Chestnut #742802 ΔE 0.080
- Mud Brown #60460F ΔE 0.085
- Onyx #343A40 ΔE 0.085
- Dark Slate Gray #2F4F4F ΔE 0.094
- Red Brown #8B2E16 ΔE 0.094
Use #623B44 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.