#155252
Closest named color: Deep Teal (#00555A). oklch(40.1% 0.06 195), rgb(21, 82, 82).
Aa
White text reads best on this color (8.89:1).
About this color
#155252 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.060 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.015 away. White text reads best on it, at 8.89:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.36:1 |
| White text | 8.89:1 |
Values
| HEX | #155252 |
| RGB | rgb(21, 82, 82) |
| HSL | hsl(180, 59%, 20%) |
| OKLCH | oklch(40.1% 0.06 195) |
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 #155252 | 8.89:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #155252 | 2.36:1 | Fails | Lc 13.9 | Not readable |
| #155252 text on white | 8.89:1 | AAA | Lc 90.1 | Preferred for body text |
| #155252 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1EDEC
oklch(93.7% 0.013 190.9)
-
Step 200
200
#C7DFDE
oklch(88.6% 0.026 193.6)
-
Step 300
300
#9FCAC9
oklch(80.8% 0.045 194.5)
-
Step 400
400
#67AFAE
oklch(70.7% 0.072 194.5)
-
Step 500
500
#349B9B
oklch(63.2% 0.092 195.1)
-
Step 600
600
#008484
oklch(55.5% 0.095 194.8)
-
Step 700
700
#006F6F
oklch(49% 0.084 194.8)
-
Step 800
800
#005B5B
oklch(42.7% 0.073 194.8)
-
Step 900
900 (this color)
#155252
oklch(40.1% 0.06 195)
-
Step 950
950
#0B2C2C
oklch(26.9% 0.038 195.2)
#155252 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) | #4C4E52 | 0.062 |
| Deuteranopia (no green cones) | #434752 | 0.058 |
| Tritanopia (no blue cones) | #005552 | 0.012 |
| Achromatopsia (no color) | #4A4A4A | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #155252
#155252
oklch(40.1% 0.06 195)
- #643A3D
#643A3D
oklch(40% 0.06 15.5)
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 #155252, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.015
- Dark Blue Green #005249 ΔE 0.019
- Dark Teal #014D4E ΔE 0.021
- Dark Slate Gray #2F4F4F ΔE 0.022
- Charcoal #264653 ΔE 0.041
- Dark Grey Blue #29465B ΔE 0.049
- Petrol #005F6A ΔE 0.049
- Dark Green Blue #1F6357 ΔE 0.057
Use #155252 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.