#155444
Closest named color: Dark Blue Green (#005249). oklch(40.2% 0.068 172.2), rgb(21, 84, 68).
Aa
White text reads best on this color (8.81:1).
About this color
#155444 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.068 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.015 away. White text reads best on it, at 8.81:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.38:1 |
| White text | 8.81:1 |
Values
| HEX | #155444 |
| RGB | rgb(21, 84, 68) |
| HSL | hsl(165, 60%, 21%) |
| OKLCH | oklch(40.2% 0.068 172.2) |
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 #155444 | 8.81:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #155444 | 2.38:1 | Fails | Lc 14.1 | Not readable |
| #155444 text on white | 8.81:1 | AAA | Lc 89.9 | Fine for body text |
| #155444 text on black | 2.38:1 | Fails | Lc -12.4 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE9
oklch(93.6% 0.014 174.2)
-
Step 200
200
#C7E0D7
oklch(88.6% 0.029 172)
-
Step 300
300
#A0CCBD
oklch(81% 0.051 172.1)
-
Step 400
400
#67B29B
oklch(70.8% 0.083 172.1)
-
Step 500
500
#349E82
oklch(63.1% 0.105 171.8)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900 (this color)
#155444
oklch(40.2% 0.068 172.2)
-
Step 950
950
#0B2D24
oklch(26.9% 0.043 172.4)
#155444 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) | #514E43 | 0.070 |
| Deuteranopia (no green cones) | #494845 | 0.068 |
| Tritanopia (no blue cones) | #00554F | 0.018 |
| Achromatopsia (no color) | #4A4A4A | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #155444
#155444
oklch(40.2% 0.068 172.2)
- #64384C
#64384C
oklch(40.2% 0.068 351.9)
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 #155444, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.015
- Dark Teal #014D4E ΔE 0.035
- Deep Teal #00555A ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.037
- Spruce #0A5F38 ΔE 0.047
- Pine #2B5D34 ΔE 0.048
- Dark Green Blue #1F6357 ΔE 0.053
- Evergreen #05472A ΔE 0.055
Use #155444 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.