#623528
Closest named color: Purple Brown (#673A3F). oklch(38.3% 0.068 36.9), rgb(98, 53, 40).
Aa
White text reads best on this color (10.19:1).
About this color
#623528 is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.068 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.036 away. White text reads best on it, at 10.19:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.05:1 |
| White text | 10.19:1 |
Values
| HEX | #623528 |
| RGB | rgb(98, 53, 40) |
| HSL | hsl(13, 42%, 27%) |
| OKLCH | oklch(38.3% 0.068 36.9) |
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 #623528 | 10.19:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #623528 | 2.05:1 | Fails | Lc 10.5 | Not readable |
| #623528 text on white | 10.19:1 | AAA | Lc 93.4 | Preferred for body text |
| #623528 text on black | 2.05:1 | Fails | Lc -9.1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EBD3CC
oklch(88.5% 0.029 36.9)
-
Step 300
300
#DFB6AA
oklch(80.9% 0.051 36.9)
-
Step 400
400
#CE8F7C
oklch(70.8% 0.082 37.5)
-
Step 500
500
#C0725B
oklch(63.2% 0.105 37.2)
-
Step 600
600
#AB5941
oklch(55.7% 0.114 37.1)
-
Step 700
700
#934833
oklch(49.2% 0.107 36.6)
-
Step 800
800
#773C2A
oklch(42.7% 0.088 37.7)
-
Step 900
900 (this color)
#623528
oklch(38.3% 0.068 36.9)
-
Step 950
950
#391E17
oklch(27% 0.044 35.4)
#623528 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) | #403B27 | 0.066 |
| Deuteranopia (no green cones) | #4B4527 | 0.062 |
| Tritanopia (no blue cones) | #6B2D32 | 0.033 |
| Achromatopsia (no color) | #414141 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #623528
#623528
oklch(38.3% 0.068 36.9)
- #004C5B
#004C5B
oklch(38.4% 0.068 216.8)
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 #623528, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.036
- Chestnut #742802 ΔE 0.048
- Mud Brown #60460F ΔE 0.063
- Reddy Brown #6E1005 ΔE 0.070
- Brownish Purple #76424E ΔE 0.074
- Charcoal Grey #3C4142 ΔE 0.076
- Red Brown #8B2E16 ΔE 0.083
- Blood #770001 ΔE 0.083
Use #623528 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.