#018769
Closest named color: Sea Green (#2E8B57). oklch(55.5% 0.11 170), rgb(1, 135, 105).
Aa
Black text reads best on this color (4.67:1).
About this color
#018769 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.110 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.034 away. Black text reads best on it, at 4.67:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.67:1 |
| White text | 4.49:1 |
Values
| HEX | #018769 |
| RGB | rgb(1, 135, 105) |
| HSL | hsl(167, 99%, 27%) |
| OKLCH | oklch(55.5% 0.11 170) |
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 #018769 | 4.49:1 | AA large text | Lc -76.1 | Fine for body text |
| Black text on #018769 | 4.67:1 | AA | Lc 33.5 | Non-text elements, placeholder text |
| #018769 text on white | 4.49:1 | AA large text | Lc 70.6 | Content text, not long reading |
| #018769 text on black | 4.67:1 | AA | Lc -31.0 | 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
#C8DFD6
oklch(88.4% 0.027 170.2)
-
Step 300
300
#A2CBBC
oklch(80.8% 0.048 170.8)
-
Step 400
400
#6CB199
oklch(70.8% 0.079 169.8)
-
Step 500
500
#3D9D80
oklch(63.1% 0.101 169.9)
-
Step 600
600 (this color)
#018769
oklch(55.5% 0.11 170)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#124D3C
oklch(37.8% 0.066 169.5)
-
Step 950
950
#0D2D23
oklch(27% 0.042 169.5)
#018769 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) | #837D67 | 0.112 |
| Deuteranopia (no green cones) | #75726B | 0.109 |
| Tritanopia (no blue cones) | #00887F | 0.033 |
| Achromatopsia (no color) | #777777 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #018769
#018769
oklch(55.5% 0.11 170)
- #A2567C
#A2567C
oklch(55.5% 0.11 350)
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 #018769, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.034
- Viridian #1E9167 ΔE 0.034
- Teal #008080 ΔE 0.048
- Dark Cyan #008B8B ΔE 0.051
- Jungle Green #048243 ΔE 0.051
- Dark Sage #598556 ΔE 0.054
- Bluegreen #017A79 ΔE 0.055
- Ocean Green #3D9973 ΔE 0.064
Use #018769 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.