#2D778E
Closest named color: Ocean (#017B92). oklch(53.3% 0.08 222), rgb(45, 119, 142).
Aa
White text reads best on this color (5.07:1).
About this color
#2D778E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.080 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.018 away. White text reads best on it, at 5.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.14:1 |
| White text | 5.07:1 |
Values
| HEX | #2D778E |
| RGB | rgb(45, 119, 142) |
| HSL | hsl(194, 52%, 37%) |
| OKLCH | oklch(53.3% 0.08 222) |
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 #2D778E | 5.07:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #2D778E | 4.14:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #2D778E text on white | 5.07:1 | AA | Lc 74.8 | Content text, not long reading |
| #2D778E text on black | 4.14:1 | AA large text | Lc -27.0 | 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
#E3ECEF
oklch(93.7% 0.01 219.6)
-
Step 200
200
#CCDCE3
oklch(88.5% 0.02 225.7)
-
Step 300
300
#A8C6D1
oklch(80.8% 0.036 222)
-
Step 400
400
#78A9BB
oklch(70.6% 0.058 222.8)
-
Step 500
500
#5394AA
oklch(63.2% 0.074 222.1)
-
Step 600
600 (this color)
#2D778E
oklch(53.3% 0.08 222)
-
Step 700
700
#266A7F
oklch(49.1% 0.075 222)
-
Step 800
800
#225667
oklch(42.6% 0.061 222.7)
-
Step 900
900
#214754
oklch(37.6% 0.048 222.8)
-
Step 950
950
#142A31
oklch(27% 0.031 220.6)
#2D778E 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) | #6A748F | 0.066 |
| Deuteranopia (no green cones) | #5C6A8E | 0.058 |
| Tritanopia (no blue cones) | #007E7E | 0.042 |
| Achromatopsia (no color) | #6E6E6E | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D778E
#2D778E
oklch(53.3% 0.08 222)
- #945D47
#945D47
oklch(53.4% 0.08 42.5)
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 #2D778E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.018
- Sea Blue #047495 ΔE 0.024
- Deep Aqua #08787F ΔE 0.032
- Metallic Blue #4F738E ΔE 0.032
- Cerulean #457B9D ΔE 0.034
- Dull Blue #49759C ΔE 0.036
- Ocean Blue #03719C ΔE 0.037
- Muted Blue #3B719F ΔE 0.039
Use #2D778E 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.