#15534A
Closest named color: Dark Blue Green (#005249). oklch(40.1% 0.063 181.3), rgb(21, 83, 74).
Aa
White text reads best on this color (8.86:1).
About this color
#15534A is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.063 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.010 away. White text reads best on it, at 8.86:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.36:1 |
| White text | 8.86:1 |
Values
| HEX | #15534A |
| RGB | rgb(21, 83, 74) |
| HSL | hsl(171, 60%, 20%) |
| OKLCH | oklch(40.1% 0.063 181.3) |
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 #15534A | 8.86:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #15534A | 2.36:1 | Fails | Lc 14.0 | Not readable |
| #15534A text on white | 8.86:1 | AAA | Lc 90.0 | Preferred for body text |
| #15534A text on black | 2.36:1 | Fails | Lc -12.2 | 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
#E1EDEA
oklch(93.6% 0.013 179.5)
-
Step 200
200
#C7DFDA
oklch(88.4% 0.026 181.8)
-
Step 300
300
#A0CBC2
oklch(80.9% 0.047 180.9)
-
Step 400
400
#68B0A3
oklch(70.6% 0.075 181.2)
-
Step 500
500
#349D8D
oklch(63.2% 0.098 180.9)
-
Step 600
600
#008677
oklch(55.6% 0.1 181.4)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900 (this color)
#15534A
oklch(40.1% 0.063 181.3)
-
Step 950
950
#0B2D28
oklch(27.1% 0.04 181.8)
#15534A 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) | #4F4E4A | 0.067 |
| Deuteranopia (no green cones) | #46474B | 0.064 |
| Tritanopia (no blue cones) | #005550 | 0.011 |
| Achromatopsia (no color) | #4A4A4A | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15534A
#15534A
oklch(40.1% 0.063 181.3)
- #643946
#643946
oklch(40.1% 0.063 0.9)
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 #15534A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.010
- Deep Teal #00555A ΔE 0.026
- Dark Teal #014D4E ΔE 0.026
- Dark Slate Gray #2F4F4F ΔE 0.028
- Charcoal #264653 ΔE 0.052
- Dark Green Blue #1F6357 ΔE 0.053
- Petrol #005F6A ΔE 0.056
- Spruce #0A5F38 ΔE 0.057
Use #15534A 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.