#018568
Closest named color: Sea Green (#2E8B57). oklch(54.9% 0.108 170.4), rgb(1, 133, 104).
Aa
White text reads best on this color (4.60:1).
About this color
#018568 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.108 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.038 away. White text reads best on it, at 4.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.55:1 |
| White text | 4.60:1 |
Values
| HEX | #018568 |
| RGB | rgb(1, 133, 104) |
| HSL | hsl(167, 99%, 26%) |
| OKLCH | oklch(54.9% 0.108 170.4) |
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 #018568 | 4.60:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #018568 | 4.55:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #018568 text on white | 4.60:1 | AA | Lc 71.4 | Content text, not long reading |
| #018568 text on black | 4.55:1 | AA | Lc -30.2 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C9DFD6
oklch(88.5% 0.026 169.2)
-
Step 300
300
#A2CBBC
oklch(80.8% 0.048 170.8)
-
Step 400
400
#6DB19A
oklch(70.8% 0.078 170.5)
-
Step 500
500
#3E9D81
oklch(63.2% 0.099 170.6)
-
Step 600
600 (this color)
#018568
oklch(54.9% 0.108 170.4)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#035D48
oklch(42.6% 0.083 170.4)
-
Step 900
900
#134D3D
oklch(37.9% 0.065 170.6)
-
Step 950
950
#0E2D23
oklch(27% 0.042 169.1)
#018568 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) | #817B67 | 0.111 |
| Deuteranopia (no green cones) | #73716A | 0.106 |
| Tritanopia (no blue cones) | #00867D | 0.032 |
| Achromatopsia (no color) | #757575 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #018568
#018568
oklch(54.9% 0.108 170.4)
- #9F557A
#9F557A
oklch(54.9% 0.107 349.9)
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 #018568, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.038
- Viridian #1E9167 ΔE 0.040
- Teal #008080 ΔE 0.045
- Bluegreen #017A79 ΔE 0.050
- Jungle Green #048243 ΔE 0.050
- Dark Cyan #008B8B ΔE 0.052
- Dark Sage #598556 ΔE 0.056
- Deep Aqua #08787F ΔE 0.063
Use #018568 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.