#015156
Closest named color: Deep Teal (#00555A). oklch(39.6% 0.067 202), rgb(1, 81, 86).
Aa
White text reads best on this color (9.08:1).
About this color
#015156 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.067 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.013 away. White text reads best on it, at 9.08:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.31:1 |
| White text | 9.08:1 |
Values
| HEX | #015156 |
| RGB | rgb(1, 81, 86) |
| HSL | hsl(184, 98%, 17%) |
| OKLCH | oklch(39.6% 0.067 202) |
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 #015156 | 9.08:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #015156 | 2.31:1 | Fails | Lc 13.6 | Not readable |
| #015156 text on white | 9.08:1 | AAA | Lc 90.4 | Preferred for body text |
| #015156 text on black | 2.31:1 | Fails | Lc -11.9 | 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
#DFEDEE
oklch(93.6% 0.015 202)
-
Step 200
200
#C5DFE1
oklch(88.5% 0.028 202.3)
-
Step 300
300
#9BCBCE
oklch(80.9% 0.05 201)
-
Step 400
400
#5EB0B6
oklch(70.8% 0.081 201.7)
-
Step 500
500
#199BA4
oklch(63% 0.103 202.5)
-
Step 600
600
#00838B
oklch(55.5% 0.095 202.3)
-
Step 700
700
#006E75
oklch(49% 0.083 202.5)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900 (this color)
#015156
oklch(39.6% 0.067 202)
-
Step 950
950
#052C2F
oklch(26.9% 0.042 202.6)
#015156 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) | #4A4D56 | 0.068 |
| Deuteranopia (no green cones) | #3F4556 | 0.062 |
| Tritanopia (no blue cones) | #005552 | 0.017 |
| Achromatopsia (no color) | #484848 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #015156
#015156
oklch(39.6% 0.067 202)
- #663736
#663736
oklch(39.6% 0.067 21.8)
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 #015156, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.013
- Dark Teal #014D4E ΔE 0.017
- Dark Blue Green #005249 ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.031
- Charcoal #264653 ΔE 0.039
- Dark Grey Blue #29465B ΔE 0.045
- Petrol #005F6A ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.064
Use #015156 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.