#11534B
Closest named color: Dark Blue Green (#005249). oklch(40% 0.065 183), rgb(17, 83, 75).
Aa
White text reads best on this color (8.88:1).
About this color
#11534B is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.065 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.009 away. White text reads best on it, at 8.88:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.36:1 |
| White text | 8.88:1 |
Values
| HEX | #11534B |
| RGB | rgb(17, 83, 75) |
| HSL | hsl(173, 66%, 20%) |
| OKLCH | oklch(40% 0.065 183) |
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 #11534B | 8.88:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #11534B | 2.36:1 | Fails | Lc 13.9 | Not readable |
| #11534B text on white | 8.88:1 | AAA | Lc 90.0 | Preferred for body text |
| #11534B 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
#E0EDEB
oklch(93.6% 0.014 185.9)
-
Step 200
200
#C7DFDB
oklch(88.5% 0.026 184.7)
-
Step 300
300
#9ECBC3
oklch(80.8% 0.049 183)
-
Step 400
400
#65B1A5
oklch(70.8% 0.078 182.7)
-
Step 500
500
#2E9D8F
oklch(63.1% 0.1 182.9)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007065
oklch(49% 0.087 183.1)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900 (this color)
#11534B
oklch(40% 0.065 183)
-
Step 950
950
#092D28
oklch(27% 0.041 182.1)
#11534B 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) | #4F4E4B | 0.069 |
| Deuteranopia (no green cones) | #46474C | 0.066 |
| Tritanopia (no blue cones) | #005550 | 0.009 |
| Achromatopsia (no color) | #4A4A4A | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11534B
#11534B
oklch(40% 0.065 183)
- #653844
#653844
oklch(40% 0.066 3.3)
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 #11534B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.009
- Deep Teal #00555A ΔE 0.024
- Dark Teal #014D4E ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.029
- Charcoal #264653 ΔE 0.051
- Dark Green Blue #1F6357 ΔE 0.054
- Petrol #005F6A ΔE 0.055
- Spruce #0A5F38 ΔE 0.058
Use #11534B 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.