#204B52
Closest named color: Charcoal (#264653). oklch(38.6% 0.049 209.5), rgb(32, 75, 82).
Aa
White text reads best on this color (9.59:1).
About this color
#204B52 is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.049 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.018 away. White text reads best on it, at 9.59:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.18:1 |
| White text | 9.59:1 |
Values
| HEX | #204B52 |
| RGB | rgb(32, 75, 82) |
| HSL | hsl(188, 44%, 22%) |
| OKLCH | oklch(38.6% 0.049 209.5) |
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 #204B52 | 9.59:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #204B52 | 2.18:1 | Fails | Lc 11.9 | Not readable |
| #204B52 text on white | 9.59:1 | AAA | Lc 92.1 | Preferred for body text |
| #204B52 text on black | 2.18:1 | Fails | Lc -10.4 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE0
oklch(88.5% 0.02 208.8)
-
Step 300
300
#A6C8CD
oklch(81% 0.037 207.3)
-
Step 400
400
#75ABB5
oklch(70.7% 0.058 210.4)
-
Step 500
500
#4D96A2
oklch(63.1% 0.075 209.4)
-
Step 600
600
#2B808D
oklch(55.5% 0.081 209.5)
-
Step 700
700
#1C6C78
oklch(49% 0.076 209.7)
-
Step 800
800
#1B5862
oklch(42.6% 0.063 210.5)
-
Step 900
900 (this color)
#204B52
oklch(38.6% 0.049 209.5)
-
Step 950
950
#132B2F
oklch(27.2% 0.031 209.5)
#204B52 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) | #454852 | 0.047 |
| Deuteranopia (no green cones) | #3D4352 | 0.042 |
| Tritanopia (no blue cones) | #004E4D | 0.023 |
| Achromatopsia (no color) | #454545 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #204B52
#204B52
oklch(38.6% 0.049 209.5)
- #5B3A34
#5B3A34
oklch(38.5% 0.048 30.7)
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 #204B52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.018
- Dark Teal #014D4E ΔE 0.021
- Dark Slate Gray #2F4F4F ΔE 0.023
- Dark Grey Blue #29465B ΔE 0.028
- Deep Teal #00555A ΔE 0.032
- Dark Blue Green #005249 ΔE 0.036
- Charcoal Grey #3C4142 ΔE 0.044
- Dark Blue Grey #1F3B4D ΔE 0.053
Use #204B52 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.