#1C8593
Closest named color: Teal Blue (#01889F). oklch(56.7% 0.091 208.7), rgb(28, 133, 147).
Aa
Black text reads best on this color (4.82:1).
About this color
#1C8593 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 57%, its chroma 0.091 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.018 away. Black text reads best on it, at 4.82:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 4.82:1 |
| White text | 4.35:1 |
Values
| HEX | #1C8593 |
| RGB | rgb(28, 133, 147) |
| HSL | hsl(187, 68%, 34%) |
| OKLCH | oklch(56.7% 0.091 208.7) |
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 #1C8593 | 4.35:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #1C8593 | 4.82:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #1C8593 text on white | 4.35:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #1C8593 text on black | 4.82:1 | AA | Lc -31.9 | 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
#F1F6F7
oklch(97% 0.005 211)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C9DEE1
oklch(88.6% 0.023 207.1)
-
Step 300
300
#A3C8CF
oklch(80.8% 0.041 210.4)
-
Step 400
400
#6EACB6
oklch(70.6% 0.065 208.7)
-
Step 500
500
#4297A4
oklch(63% 0.083 208.9)
-
Step 600
600 (this color)
#1C8593
oklch(56.7% 0.091 208.7)
-
Step 700
700
#006D7A
oklch(49% 0.084 209.1)
-
Step 800
800
#0B5963
oklch(42.6% 0.07 208.6)
-
Step 900
900
#164951
oklch(37.6% 0.054 209.7)
-
Step 950
950
#0F2B2F
oklch(26.9% 0.034 207.9)
#1C8593 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) | #788094 | 0.086 |
| Deuteranopia (no green cones) | #687493 | 0.079 |
| Tritanopia (no blue cones) | #008C89 | 0.031 |
| Achromatopsia (no color) | #797979 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C8593
#1C8593
oklch(56.7% 0.091 208.7)
- #A56157
#A56157
oklch(56.7% 0.091 29.1)
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 #1C8593, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.018
- Dark Cyan #008B8B ΔE 0.026
- Teal #008080 ΔE 0.033
- Ocean #017B92 ΔE 0.033
- Teal Green #0A9396 ΔE 0.041
- Cerulean #457B9D ΔE 0.045
- Deep Aqua #08787F ΔE 0.046
- Blue NCS #118AB2 ΔE 0.047
Use #1C8593 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.