#20524B
Closest named color: Dark Blue Green (#005249). oklch(40.2% 0.055 183), rgb(32, 82, 75).
Aa
White text reads best on this color (8.86:1).
About this color
#20524B is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.055 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.018 away. White text reads best on it, at 8.86:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.36:1 |
| White text | 8.86:1 |
Values
| HEX | #20524B |
| RGB | rgb(32, 82, 75) |
| HSL | hsl(172, 44%, 22%) |
| OKLCH | oklch(40.2% 0.055 183) |
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 #20524B | 8.86:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #20524B | 2.36:1 | Fails | Lc 13.9 | Not readable |
| #20524B text on white | 8.86:1 | AAA | Lc 90.1 | Preferred for body text |
| #20524B text on black | 2.36:1 | Fails | Lc -12.2 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CDDDDA
oklch(88.5% 0.018 183.5)
-
Step 300
300
#ABC8C2
oklch(81% 0.032 181.6)
-
Step 400
400
#7DACA3
oklch(70.8% 0.052 181.6)
-
Step 500
500
#59978D
oklch(63.1% 0.066 182.7)
-
Step 600
600
#3C8177
oklch(55.6% 0.072 182.9)
-
Step 700
700
#2E6D64
oklch(49.1% 0.066 182.8)
-
Step 800
800 (this color)
#20524B
oklch(40.2% 0.055 183)
-
Step 900
900
#254944
oklch(37.7% 0.043 184.1)
-
Step 950
950
#162B28
oklch(27% 0.028 184.2)
#20524B 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) | #4E4D4B | 0.059 |
| Deuteranopia (no green cones) | #46484C | 0.054 |
| Tritanopia (no blue cones) | #005450 | 0.016 |
| Achromatopsia (no color) | #4A4A4A | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20524B
#20524B
oklch(40.2% 0.055 183)
- #613C45
#613C45
oklch(40.3% 0.054 3.9)
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 #20524B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.018
- Dark Slate Gray #2F4F4F ΔE 0.020
- Deep Teal #00555A ΔE 0.026
- Dark Teal #014D4E ΔE 0.027
- Charcoal #264653 ΔE 0.047
- Dark Green Blue #1F6357 ΔE 0.054
- Petrol #005F6A ΔE 0.055
- Dark Grey Blue #29465B ΔE 0.056
Use #20524B 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.