#015548
Closest named color: Dark Blue Green (#005249). oklch(40.2% 0.074 177.7), rgb(1, 85, 72).
Aa
White text reads best on this color (8.77:1).
About this color
#015548 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 40%, its chroma 0.074 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.011 away. White text reads best on it, at 8.77:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.39:1 |
| White text | 8.77:1 |
Values
| HEX | #015548 |
| RGB | rgb(1, 85, 72) |
| HSL | hsl(171, 98%, 17%) |
| OKLCH | oklch(40.2% 0.074 177.7) |
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 #015548 | 8.77:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #015548 | 2.39:1 | Fails | Lc 14.4 | Not readable |
| #015548 text on white | 8.77:1 | AAA | Lc 89.6 | Fine for body text |
| #015548 text on black | 2.39:1 | Fails | Lc -12.7 | 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 800.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#C9DFD9
oklch(88.6% 0.025 177.6)
-
Step 300
300
#A4CAC0
oklch(80.9% 0.043 177.4)
-
Step 400
400
#70AFA0
oklch(70.7% 0.069 177.5)
-
Step 500
500
#449B89
oklch(63.1% 0.088 177.6)
-
Step 600
600
#1A8573
oklch(55.5% 0.096 178)
-
Step 700
700
#067160
oklch(49.1% 0.089 177.2)
-
Step 800
800 (this color)
#015548
oklch(40.2% 0.074 177.7)
-
Step 900
900
#174C41
oklch(37.8% 0.059 176.6)
-
Step 950
950
#102C26
oklch(26.9% 0.036 177.5)
#015548 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) | #514F47 | 0.077 |
| Deuteranopia (no green cones) | #474849 | 0.073 |
| Tritanopia (no blue cones) | #005651 | 0.015 |
| Achromatopsia (no color) | #4B4B4B | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #015548
#015548
oklch(40.2% 0.074 177.7)
- #683648
#683648
oklch(40.2% 0.075 358)
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 #015548, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.011
- Deep Teal #00555A ΔE 0.031
- Dark Teal #014D4E ΔE 0.032
- Dark Slate Gray #2F4F4F ΔE 0.040
- Spruce #0A5F38 ΔE 0.048
- Dark Green Blue #1F6357 ΔE 0.052
- Pine #2B5D34 ΔE 0.052
- Evergreen #05472A ΔE 0.058
Use #015548 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.