#15534C
Closest named color: Dark Blue Green (#005249). oklch(40.2% 0.062 184.2), rgb(21, 83, 76).
Aa
White text reads best on this color (8.84:1).
About this color
#15534C is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.062 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.012 away. White text reads best on it, at 8.84:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.37:1 |
| White text | 8.84:1 |
Values
| HEX | #15534C |
| RGB | rgb(21, 83, 76) |
| HSL | hsl(173, 60%, 20%) |
| OKLCH | oklch(40.2% 0.062 184.2) |
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 #15534C | 8.84:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #15534C | 2.37:1 | Fails | Lc 14.0 | Not readable |
| #15534C text on white | 8.84:1 | AAA | Lc 90.0 | Fine for body text |
| #15534C text on black | 2.37:1 | Fails | Lc -12.3 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C7DFDB
oklch(88.5% 0.026 184.7)
-
Step 300
300
#A0CBC4
oklch(80.9% 0.046 184.1)
-
Step 400
400
#67B0A6
oklch(70.7% 0.075 184.5)
-
Step 500
500
#349C90
oklch(63.1% 0.095 184.2)
-
Step 600
600
#00867A
oklch(55.7% 0.099 183.9)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#005C54
oklch(42.7% 0.075 184.7)
-
Step 900
900 (this color)
#15534C
oklch(40.2% 0.062 184.2)
-
Step 950
950
#0B2D29
oklch(27.1% 0.04 184.4)
#15534C 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) | #4F4E4C | 0.067 |
| Deuteranopia (no green cones) | #46474D | 0.064 |
| Tritanopia (no blue cones) | #005551 | 0.010 |
| Achromatopsia (no color) | #4A4A4A | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15534C
#15534C
oklch(40.2% 0.062 184.2)
- #643944
#643944
oklch(40.1% 0.063 3.8)
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 #15534C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.012
- Deep Teal #00555A ΔE 0.023
- Dark Teal #014D4E ΔE 0.025
- Dark Slate Gray #2F4F4F ΔE 0.027
- Charcoal #264653 ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.053
- Petrol #005F6A ΔE 0.053
- Dark Grey Blue #29465B ΔE 0.059
Use #15534C 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.