#279585
Closest named color: Blue Green (#0F9B8E). oklch(60.6% 0.099 180.8), rgb(39, 149, 133).
Aa
Black text reads best on this color (5.72:1).
About this color
#279585 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 61%, its chroma 0.099 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Green (#0F9B8E), ΔE 0.018 away. Black text reads best on it, at 5.72:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Blue Green (#0F9B8E) |
| Black text | 5.72:1 |
| White text | 3.66:1 |
Values
| HEX | #279585 |
| RGB | rgb(39, 149, 133) |
| HSL | hsl(171, 59%, 37%) |
| OKLCH | oklch(60.6% 0.099 180.8) |
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 #279585 | 3.66:1 | AA large text | Lc -69.4 | Content text, not long reading |
| Black text on #279585 | 5.72:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #279585 text on white | 3.66:1 | AA large text | Lc 63.9 | Content text, not long reading |
| #279585 text on black | 5.72:1 | AA | Lc -37.8 | 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 500.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEA
oklch(93.6% 0.014 180.7)
-
Step 200
200
#C7DFDA
oklch(88.4% 0.026 181.8)
-
Step 300
300
#9FCBC2
oklch(80.8% 0.048 181.1)
-
Step 400
400
#67B1A3
oklch(70.8% 0.077 180.4)
-
Step 500
500 (this color)
#279585
oklch(60.6% 0.099 180.8)
-
Step 600
600
#008676
oklch(55.6% 0.1 180.5)
-
Step 700
700
#007163
oklch(49.2% 0.089 180.3)
-
Step 800
800
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#094D43
oklch(37.8% 0.065 179.8)
-
Step 950
950
#0A2D27
oklch(27% 0.041 179.5)
#279585 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) | #8E8C84 | 0.104 |
| Deuteranopia (no green cones) | #7F8186 | 0.099 |
| Tritanopia (no blue cones) | #009890 | 0.017 |
| Achromatopsia (no color) | #858585 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #279585
#279585
oklch(60.6% 0.099 180.8)
- #B2687E
#B2687E
oklch(60.6% 0.098 1.3)
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 #279585, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Green #0F9B8E ΔE 0.018
- Persian Green #2A9D8F ΔE 0.025
- Sea #3C9992 ΔE 0.026
- Dusty Teal #4C9085 ΔE 0.027
- Teal Green #0A9396 ΔE 0.029
- Ocean Green #3D9973 ΔE 0.034
- Dark Cyan #008B8B ΔE 0.038
- Viridian #1E9167 ΔE 0.044
Use #279585 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.