#277694
Closest named color: Sea Blue (#047495). oklch(53.2% 0.088 227.5), rgb(39, 118, 148).
Aa
White text reads best on this color (5.11:1).
About this color
#277694 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.088 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.016 away. White text reads best on it, at 5.11:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #277694 |
| RGB | rgb(39, 118, 148) |
| HSL | hsl(197, 58%, 37%) |
| OKLCH | oklch(53.2% 0.088 227.5) |
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 #277694 | 5.11:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #277694 | 4.10:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #277694 text on white | 5.11:1 | AA | Lc 75.0 | Content text, not long reading |
| #277694 text on black | 4.10:1 | AA large text | Lc -26.7 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDCE5
oklch(88.4% 0.022 230.6)
-
Step 300
300
#A7C6D5
oklch(80.9% 0.04 228.7)
-
Step 400
400
#76A9C0
oklch(70.7% 0.064 227.8)
-
Step 500
500
#5093B0
oklch(63.1% 0.081 228.2)
-
Step 600
600 (this color)
#277694
oklch(53.2% 0.088 227.5)
-
Step 700
700
#216A85
oklch(49.2% 0.082 227)
-
Step 800
800
#1E566C
oklch(42.7% 0.068 227.8)
-
Step 900
900
#1F4757
oklch(37.6% 0.052 226.9)
-
Step 950
950
#132A33
oklch(27.1% 0.033 225.6)
#277694 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) | #667495 | 0.064 |
| Deuteranopia (no green cones) | #576994 | 0.056 |
| Tritanopia (no blue cones) | #007F80 | 0.050 |
| Achromatopsia (no color) | #6E6E6E | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #277694
#277694
oklch(53.2% 0.088 227.5)
- #965C3E
#965C3E
oklch(53.3% 0.088 47.6)
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 #277694, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.016
- Ocean #017B92 ΔE 0.020
- Ocean Blue #03719C ΔE 0.027
- Muted Blue #3B719F ΔE 0.030
- Dull Blue #49759C ΔE 0.033
- Cerulean #457B9D ΔE 0.033
- Metallic Blue #4F738E ΔE 0.035
- Deep Aqua #08787F ΔE 0.040
Use #277694 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.