#278369
Closest named color: Teal (#008080). oklch(54.9% 0.095 170.1), rgb(39, 131, 105).
Aa
White text reads best on this color (4.62:1).
About this color
#278369 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.095 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.040 away. White text reads best on it, at 4.62:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.53:1 |
| White text | 4.62:1 |
Values
| HEX | #278369 |
| RGB | rgb(39, 131, 105) |
| HSL | hsl(163, 54%, 33%) |
| OKLCH | oklch(54.9% 0.095 170.1) |
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 #278369 | 4.62:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #278369 | 4.53:1 | AA | Lc 32.2 | Non-text elements, placeholder text |
| #278369 text on white | 4.62:1 | AA | Lc 71.8 | Content text, not long reading |
| #278369 text on black | 4.53:1 | AA | Lc -29.8 | Dividers and decoration only |
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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CBDED7
oklch(88.4% 0.022 171.7)
-
Step 300
300
#A6CABC
oklch(80.9% 0.043 169.6)
-
Step 400
400
#74AF9A
oklch(70.7% 0.069 169.9)
-
Step 500
500
#4C9B81
oklch(63.2% 0.088 169.6)
-
Step 600
600 (this color)
#278369
oklch(54.9% 0.095 170.1)
-
Step 700
700
#1A7159
oklch(49.2% 0.089 169.8)
-
Step 800
800
#1A5C49
oklch(42.8% 0.073 170)
-
Step 900
900
#1D4B3D
oklch(37.6% 0.056 170.5)
-
Step 950
950
#122C24
oklch(27% 0.036 171.2)
#278369 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) | #7F7A68 | 0.096 |
| Deuteranopia (no green cones) | #73716B | 0.093 |
| Tritanopia (no blue cones) | #00847C | 0.029 |
| Achromatopsia (no color) | #757575 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #278369
#278369
oklch(54.9% 0.095 170.1)
- #9B5979
#9B5979
oklch(55% 0.096 350.2)
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 #278369, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.040
- Sea Green #2E8B57 ΔE 0.042
- Viridian #1E9167 ΔE 0.044
- Bluegreen #017A79 ΔE 0.046
- Dark Sage #598556 ΔE 0.049
- Dark Cyan #008B8B ΔE 0.049
- Jungle Green #048243 ΔE 0.057
- Deep Aqua #08787F ΔE 0.058
Use #278369 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.