#20534F
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.7% 0.055 188.2), rgb(32, 83, 79).
Aa
White text reads best on this color (8.70:1).
About this color
#20534F is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.055 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.018 away. White text reads best on it, at 8.70:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.41:1 |
| White text | 8.70:1 |
Values
| HEX | #20534F |
| RGB | rgb(32, 83, 79) |
| HSL | hsl(175, 44%, 23%) |
| OKLCH | oklch(40.7% 0.055 188.2) |
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 #20534F | 8.70:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #20534F | 2.41:1 | Fails | Lc 14.3 | Not readable |
| #20534F text on white | 8.70:1 | AAA | Lc 89.7 | Fine for body text |
| #20534F text on black | 2.41:1 | Fails | Lc -12.6 | 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
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CDDDDB
oklch(88.5% 0.017 187.8)
-
Step 300
300
#AAC8C4
oklch(80.9% 0.033 186.7)
-
Step 400
400
#7CABA6
oklch(70.6% 0.051 187.9)
-
Step 500
500
#589791
oklch(63.2% 0.066 187.8)
-
Step 600
600
#3B817B
oklch(55.7% 0.071 187.8)
-
Step 700
700
#2C6D68
oklch(49.2% 0.066 188.3)
-
Step 800
800 (this color)
#20534F
oklch(40.7% 0.055 188.2)
-
Step 900
900
#244946
oklch(37.7% 0.043 188.7)
-
Step 950
950
#162B29
oklch(27.1% 0.027 187.9)
#20534F 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) | #4F4F4F | 0.059 |
| Deuteranopia (no green cones) | #464950 | 0.054 |
| Tritanopia (no blue cones) | #005552 | 0.015 |
| Achromatopsia (no color) | #4B4B4B | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20534F
#20534F
oklch(40.7% 0.055 188.2)
- #633D44
#633D44
oklch(40.7% 0.054 7.7)
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 #20534F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.018
- Deep Teal #00555A ΔE 0.021
- Dark Blue Green #005249 ΔE 0.021
- Dark Teal #014D4E ΔE 0.029
- Charcoal #264653 ΔE 0.046
- Petrol #005F6A ΔE 0.049
- Dark Green Blue #1F6357 ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.054
Use #20534F 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.