#1C8690
Closest named color: Dark Cyan (#008B8B). oklch(56.8% 0.09 204.8), rgb(28, 134, 144).
Aa
Black text reads best on this color (4.86:1).
About this color
#1C8690 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.090 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.020 away. Black text reads best on it, at 4.86:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 4.86:1 |
| White text | 4.31:1 |
Values
| HEX | #1C8690 |
| RGB | rgb(28, 134, 144) |
| HSL | hsl(185, 67%, 34%) |
| OKLCH | oklch(56.8% 0.09 204.8) |
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 #1C8690 | 4.31:1 | AA large text | Lc -75.0 | Content text, not long reading |
| Black text on #1C8690 | 4.86:1 | AA | Lc 34.6 | Non-text elements, placeholder text |
| #1C8690 text on white | 4.31:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #1C8690 text on black | 4.86:1 | AA | Lc -32.2 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECED
oklch(93.5% 0.012 203.5)
-
Step 200
200
#C9DEE0
oklch(88.6% 0.023 203.7)
-
Step 300
300
#A3C9CD
oklch(81% 0.041 204.3)
-
Step 400
400
#6EADB4
oklch(70.8% 0.065 204.7)
-
Step 500
500
#4298A1
oklch(63.1% 0.083 204.7)
-
Step 600
600 (this color)
#1C8690
oklch(56.8% 0.09 204.8)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#0B5A61
oklch(42.8% 0.07 204.5)
-
Step 900
900
#164A4F
oklch(37.8% 0.054 204.2)
-
Step 950
950
#0F2B2E
oklch(26.9% 0.034 204.8)
#1C8690 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) | #7A8091 | 0.089 |
| Deuteranopia (no green cones) | #6B7590 | 0.082 |
| Tritanopia (no blue cones) | #008C89 | 0.025 |
| Achromatopsia (no color) | #7A7A7A | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C8690
#1C8690
oklch(56.8% 0.09 204.8)
- #A6615C
#A6615C
oklch(56.9% 0.091 24.7)
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 #1C8690, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.020
- Teal Blue #01889F ΔE 0.022
- Teal #008080 ΔE 0.030
- Ocean #017B92 ΔE 0.037
- Teal Green #0A9396 ΔE 0.038
- Deep Aqua #08787F ΔE 0.047
- Bluegreen #017A79 ΔE 0.047
- Cerulean #457B9D ΔE 0.050
Use #1C8690 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.