#204D4B
Closest named color: Dark Teal (#014D4E). oklch(38.8% 0.049 191.4), rgb(32, 77, 75).
Aa
White text reads best on this color (9.44:1).
About this color
#204D4B is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.049 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.017 away. White text reads best on it, at 9.44:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.22:1 |
| White text | 9.44:1 |
Values
| HEX | #204D4B |
| RGB | rgb(32, 77, 75) |
| HSL | hsl(177, 41%, 21%) |
| OKLCH | oklch(38.8% 0.049 191.4) |
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 #204D4B | 9.44:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #204D4B | 2.22:1 | Fails | Lc 12.3 | Not readable |
| #204D4B text on white | 9.44:1 | AAA | Lc 91.7 | Preferred for body text |
| #204D4B text on black | 2.22:1 | Fails | Lc -10.7 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CBDEDC
oklch(88.6% 0.02 189.2)
-
Step 300
300
#A6C9C6
oklch(81% 0.038 190)
-
Step 400
400
#74ADAA
oklch(70.7% 0.06 191.7)
-
Step 500
500
#4C9895
oklch(63.1% 0.076 192)
-
Step 600
600
#29837F
oklch(55.7% 0.083 190.8)
-
Step 700
700
#1A6E6B
oklch(49% 0.076 191.4)
-
Step 800
800
#195A57
oklch(42.7% 0.064 190.6)
-
Step 900
900 (this color)
#204D4B
oklch(38.8% 0.049 191.4)
-
Step 950
950
#122B2A
oklch(26.9% 0.031 192.1)
#204D4B 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) | #49494B | 0.053 |
| Deuteranopia (no green cones) | #41444B | 0.048 |
| Tritanopia (no blue cones) | #004F4C | 0.017 |
| Achromatopsia (no color) | #464646 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #204D4B
#204D4B
oklch(38.8% 0.049 191.4)
- #5C393E
#5C393E
oklch(38.8% 0.05 10.3)
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 #204D4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.017
- Dark Slate Gray #2F4F4F ΔE 0.019
- Dark Blue Green #005249 ΔE 0.024
- Deep Teal #00555A ΔE 0.031
- Charcoal #264653 ΔE 0.031
- Dark Grey Blue #29465B ΔE 0.043
- Charcoal Grey #3C4142 ΔE 0.046
- Evergreen #05472A ΔE 0.060
Use #204D4B 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.