#2A7C8F
Closest named color: Ocean (#017B92). oklch(54.6% 0.082 216.3), rgb(42, 124, 143).
Aa
White text reads best on this color (4.79:1).
About this color
#2A7C8F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.082 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.016 away. White text reads best on it, at 4.79:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.37:1 |
| White text | 4.79:1 |
Values
| HEX | #2A7C8F |
| RGB | rgb(42, 124, 143) |
| HSL | hsl(191, 55%, 36%) |
| OKLCH | oklch(54.6% 0.082 216.3) |
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 #2A7C8F | 4.79:1 | AA | Lc -78.4 | Fine for body text |
| Black text on #2A7C8F | 4.37:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #2A7C8F text on white | 4.79:1 | AA | Lc 73.0 | Content text, not long reading |
| #2A7C8F text on black | 4.37:1 | AA large text | Lc -28.7 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A7C7D0
oklch(80.9% 0.037 216.6)
-
Step 400
400
#76AAB8
oklch(70.6% 0.058 216.4)
-
Step 500
500
#4F95A7
oklch(63.1% 0.075 216.6)
-
Step 600
600 (this color)
#2A7C8F
oklch(54.6% 0.082 216.3)
-
Step 700
700
#1F6B7C
oklch(49% 0.076 216.1)
-
Step 800
800
#1D5765
oklch(42.6% 0.063 216.9)
-
Step 900
900
#1E4852
oklch(37.6% 0.049 215.6)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#2A7C8F 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) | #6F7890 | 0.072 |
| Deuteranopia (no green cones) | #616E8F | 0.065 |
| Tritanopia (no blue cones) | #008382 | 0.037 |
| Achromatopsia (no color) | #727272 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A7C8F
#2A7C8F
oklch(54.6% 0.082 216.3)
- #9A5F4E
#9A5F4E
oklch(54.7% 0.082 36.8)
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 #2A7C8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.016
- Deep Aqua #08787F ΔE 0.032
- Cerulean #457B9D ΔE 0.034
- Sea Blue #047495 ΔE 0.034
- Teal #008080 ΔE 0.034
- Teal Blue #01889F ΔE 0.037
- Metallic Blue #4F738E ΔE 0.039
- Bluegreen #017A79 ΔE 0.040
Use #2A7C8F 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.