#2A7779
Closest named color: Deep Aqua (#08787F). oklch(52.4% 0.074 197.6), rgb(42, 119, 121).
Aa
White text reads best on this color (5.23:1).
About this color
#2A7779 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.074 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.015 away. White text reads best on it, at 5.23:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.01:1 |
| White text | 5.23:1 |
Values
| HEX | #2A7779 |
| RGB | rgb(42, 119, 121) |
| HSL | hsl(182, 48%, 32%) |
| OKLCH | oklch(52.4% 0.074 197.6) |
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 #2A7779 | 5.23:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #2A7779 | 4.01:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #2A7779 text on white | 5.23:1 | AA | Lc 75.7 | Fine for body text |
| #2A7779 text on black | 4.01:1 | AA large text | Lc -26.0 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CCDDDD
oklch(88.5% 0.018 196.8)
-
Step 300
300
#A9C8C8
oklch(81% 0.033 196.5)
-
Step 400
400
#79ABAC
oklch(70.6% 0.053 197.6)
-
Step 500
500
#549698
oklch(63% 0.068 198.1)
-
Step 600
600 (this color)
#2A7779
oklch(52.4% 0.074 197.6)
-
Step 700
700
#276D6E
oklch(49.2% 0.069 196.5)
-
Step 800
800
#22595A
oklch(42.8% 0.057 196.9)
-
Step 900
900
#22494A
oklch(37.8% 0.044 197.7)
-
Step 950
950
#152B2B
oklch(27.1% 0.028 195.6)
#2A7779 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) | #6F7179 | 0.077 |
| Deuteranopia (no green cones) | #636879 | 0.072 |
| Tritanopia (no blue cones) | #007B77 | 0.020 |
| Achromatopsia (no color) | #6C6C6C | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A7779
#2A7779
oklch(52.4% 0.074 197.6)
- #90585A
#90585A
oklch(52.4% 0.074 17.6)
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 #2A7779, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.015
- Bluegreen #017A79 ΔE 0.017
- Deep Turquoise #017374 ΔE 0.023
- Dark Aquamarine #017371 ΔE 0.025
- Teal #008080 ΔE 0.027
- Ocean #017B92 ΔE 0.038
- Sea Blue #047495 ΔE 0.050
- Dark Aqua #05696B ΔE 0.051
Use #2A7779 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.