#278095
Closest named color: Ocean (#017B92). oklch(55.8% 0.087 217.1), rgb(39, 128, 149).
Aa
Black text reads best on this color (4.60:1).
About this color
#278095 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 56%, its chroma 0.087 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.022 away. Black text reads best on it, at 4.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.60:1 |
| White text | 4.55:1 |
Values
| HEX | #278095 |
| RGB | rgb(39, 128, 149) |
| HSL | hsl(191, 59%, 37%) |
| OKLCH | oklch(55.8% 0.087 217.1) |
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 #278095 | 4.55:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #278095 | 4.60:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #278095 text on white | 4.55:1 | AA | Lc 71.3 | Content text, not long reading |
| #278095 text on black | 4.60:1 | AA | Lc -30.3 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CADDE3
oklch(88.5% 0.022 218.6)
-
Step 300
300
#A5C7D1
oklch(80.8% 0.039 217.5)
-
Step 400
400
#73ABBA
oklch(70.8% 0.062 216.4)
-
Step 500
500
#4A95A9
oklch(63% 0.08 217.6)
-
Step 600
600 (this color)
#278095
oklch(55.8% 0.087 217.1)
-
Step 700
700
#176C7F
oklch(49.2% 0.081 217)
-
Step 800
800
#175867
oklch(42.8% 0.067 216.8)
-
Step 900
900
#1B4854
oklch(37.6% 0.053 218.2)
-
Step 950
950
#112A31
oklch(26.8% 0.033 218.4)
#278095 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) | #727C96 | 0.075 |
| Deuteranopia (no green cones) | #637195 | 0.068 |
| Tritanopia (no blue cones) | #008787 | 0.037 |
| Achromatopsia (no color) | #767676 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #278095
#278095
oklch(55.8% 0.087 217.1)
- #A0614E
#A0614E
oklch(55.8% 0.088 37.6)
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 #278095, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.022
- Teal Blue #01889F ΔE 0.025
- Cerulean #457B9D ΔE 0.031
- Teal #008080 ΔE 0.038
- Stormy Blue #507B9C ΔE 0.039
- Sea Blue #047495 ΔE 0.041
- Dark Cyan #008B8B ΔE 0.042
- Deep Aqua #08787F ΔE 0.042
Use #278095 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.