#204E48
Closest named color: Dark Blue Green (#005249). oklch(39% 0.051 184), rgb(32, 78, 72).
Aa
White text reads best on this color (9.35:1).
About this color
#204E48 is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.051 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.019 away. White text reads best on it, at 9.35:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.24:1 |
| White text | 9.35:1 |
Values
| HEX | #204E48 |
| RGB | rgb(32, 78, 72) |
| HSL | hsl(172, 42%, 22%) |
| OKLCH | oklch(39% 0.051 184) |
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 #204E48 | 9.35:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #204E48 | 2.24:1 | Fails | Lc 12.5 | Not readable |
| #204E48 text on white | 9.35:1 | AAA | Lc 91.4 | Preferred for body text |
| #204E48 text on black | 2.24:1 | Fails | Lc -10.9 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDB
oklch(88.5% 0.022 186)
-
Step 300
300
#A6C9C3
oklch(80.9% 0.038 183.8)
-
Step 400
400
#74AEA5
oklch(70.8% 0.062 183.8)
-
Step 500
500
#4B998F
oklch(63.1% 0.079 184.5)
-
Step 600
600
#288479
oklch(55.7% 0.086 183.7)
-
Step 700
700
#186F66
oklch(49% 0.08 184.5)
-
Step 800
800
#185B53
oklch(42.8% 0.067 183.6)
-
Step 900
900 (this color)
#204E48
oklch(39% 0.051 184)
-
Step 950
950
#122C28
oklch(27.1% 0.033 182.6)
#204E48 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) | #4A4A48 | 0.054 |
| Deuteranopia (no green cones) | #434449 | 0.053 |
| Tritanopia (no blue cones) | #02504C | 0.016 |
| Achromatopsia (no color) | #474747 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #204E48
#204E48
oklch(39% 0.051 184)
- #5C3942
#5C3942
oklch(38.9% 0.051 3)
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 #204E48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.019
- Dark Teal #014D4E ΔE 0.020
- Dark Slate Gray #2F4F4F ΔE 0.021
- Deep Teal #00555A ΔE 0.032
- Charcoal #264653 ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.050
- Evergreen #05472A ΔE 0.056
Use #204E48 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.