#582828
Closest named color: Reddy Brown (#6E1005). oklch(34.3% 0.071 21.5), rgb(88, 40, 40).
Aa
White text reads best on this color (12.00:1).
About this color
#582828 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.071 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.060 away. White text reads best on it, at 12.00:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.74:1 |
| White text | 12.00:1 |
Values
| HEX | #582828 |
| RGB | rgb(88, 40, 40) |
| HSL | hsl(0, 38%, 25%) |
| OKLCH | oklch(34.3% 0.071 21.5) |
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 #582828 | 12.00:1 | AAA | Lc -100.7 | Preferred for body text |
| Black text on #582828 | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #582828 text on white | 12.00:1 | AAA | Lc 97.1 | Preferred for body text |
| #582828 text on black | 1.74:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F4E6E5
oklch(93.6% 0.015 22.4)
-
Step 200
200
#ECD2D0
oklch(88.5% 0.029 23)
-
Step 300
300
#E1B4B1
oklch(80.9% 0.053 22.7)
-
Step 400
400
#D18B89
oklch(70.7% 0.086 21.3)
-
Step 500
500
#C36D6C
oklch(63.1% 0.11 21.3)
-
Step 600
600
#AE5454
oklch(55.7% 0.118 21.6)
-
Step 700
700
#954444
oklch(49.1% 0.11 21.9)
-
Step 800
800
#793838
oklch(42.6% 0.091 21.7)
-
Step 900
900 (this color)
#582828
oklch(34.3% 0.071 21.5)
-
Step 950
950
#3A1D1D
oklch(27.1% 0.046 20.5)
#582828 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) | #333028 | 0.075 |
| Deuteranopia (no green cones) | #3F3A27 | 0.069 |
| Tritanopia (no blue cones) | #602128 | 0.022 |
| Achromatopsia (no color) | #363636 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582828
#582828
oklch(34.3% 0.071 21.5)
- #004145
#004145
oklch(34.2% 0.058 201.7)
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 #582828, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.060
- Claret #680018 ΔE 0.062
- Purple Brown #673A3F ΔE 0.063
- Burgundy #610023 ΔE 0.065
- Chestnut #742802 ΔE 0.070
- Blood #770001 ΔE 0.078
- Onyx #343A40 ΔE 0.081
- Wine Red #7B0323 ΔE 0.081
Use #582828 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.