#2A787C
Closest named color: Deep Aqua (#08787F). oklch(52.7% 0.075 200), rgb(42, 120, 124).
Aa
White text reads best on this color (5.15:1).
About this color
#2A787C is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.075 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.014 away. White text reads best on it, at 5.15:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #2A787C |
| RGB | rgb(42, 120, 124) |
| HSL | hsl(183, 49%, 33%) |
| OKLCH | oklch(52.7% 0.075 200) |
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 #2A787C | 5.15:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #2A787C | 4.07:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #2A787C text on white | 5.15:1 | AA | Lc 75.2 | Fine for body text |
| #2A787C text on black | 4.07:1 | AA large text | Lc -26.5 | 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
#CCDDDE
oklch(88.5% 0.018 201.1)
-
Step 300
300
#A8C8C9
oklch(81% 0.034 198.8)
-
Step 400
400
#78ABAE
oklch(70.6% 0.054 200.6)
-
Step 500
500
#53969A
oklch(63% 0.068 200.6)
-
Step 600
600 (this color)
#2A787C
oklch(52.7% 0.075 200)
-
Step 700
700
#256D70
oklch(49.2% 0.07 199.1)
-
Step 800
800
#21585B
oklch(42.6% 0.057 200.2)
-
Step 900
900
#21494B
oklch(37.7% 0.045 199.8)
-
Step 950
950
#142B2C
oklch(27.1% 0.029 199.2)
#2A787C 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) | #6F737C | 0.075 |
| Deuteranopia (no green cones) | #63697C | 0.071 |
| Tritanopia (no blue cones) | #007C79 | 0.020 |
| Achromatopsia (no color) | #6D6D6D | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A787C
#2A787C
oklch(52.7% 0.075 200)
- #915959
#915959
oklch(52.7% 0.074 19.9)
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 #2A787C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.014
- Bluegreen #017A79 ΔE 0.018
- Teal #008080 ΔE 0.025
- Deep Turquoise #017374 ΔE 0.027
- Dark Aquamarine #017371 ΔE 0.029
- Ocean #017B92 ΔE 0.034
- Sea Blue #047495 ΔE 0.047
- Metallic Blue #4F738E ΔE 0.051
Use #2A787C 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.