#2A7987
Closest named color: Ocean (#017B92). oklch(53.4% 0.078 211.5), rgb(42, 121, 135).
Aa
White text reads best on this color (5.02:1).
About this color
#2A7987 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.078 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.020 away. White text reads best on it, at 5.02:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.18:1 |
| White text | 5.02:1 |
Values
| HEX | #2A7987 |
| RGB | rgb(42, 121, 135) |
| HSL | hsl(189, 53%, 35%) |
| OKLCH | oklch(53.4% 0.078 211.5) |
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 #2A7987 | 5.02:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #2A7987 | 4.18:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #2A7987 text on white | 5.02:1 | AA | Lc 74.4 | Content text, not long reading |
| #2A7987 text on black | 4.18:1 | AA large text | Lc -27.3 | 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
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CBDDE0
oklch(88.5% 0.02 208.8)
-
Step 300
300
#A8C7CE
oklch(80.9% 0.035 212.9)
-
Step 400
400
#77AAB5
oklch(70.6% 0.056 212.6)
-
Step 500
500
#5195A2
oklch(63% 0.072 211.4)
-
Step 600
600 (this color)
#2A7987
oklch(53.4% 0.078 211.5)
-
Step 700
700
#236C78
oklch(49.2% 0.072 210.5)
-
Step 800
800
#1F5862
oklch(42.8% 0.06 211.1)
-
Step 900
900
#204850
oklch(37.6% 0.047 212.4)
-
Step 950
950
#142A2F
oklch(26.9% 0.029 214)
#2A7987 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) | #6E7588 | 0.073 |
| Deuteranopia (no green cones) | #606B87 | 0.065 |
| Tritanopia (no blue cones) | #007F7D | 0.032 |
| Achromatopsia (no color) | #6F6F6F | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A7987
#2A7987
oklch(53.4% 0.078 211.5)
- #955C51
#955C51
oklch(53.5% 0.078 31.6)
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 #2A7987, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.020
- Deep Aqua #08787F ΔE 0.021
- Bluegreen #017A79 ΔE 0.030
- Teal #008080 ΔE 0.030
- Sea Blue #047495 ΔE 0.034
- Deep Turquoise #017374 ΔE 0.039
- Metallic Blue #4F738E ΔE 0.040
- Dark Aquamarine #017371 ΔE 0.043
Use #2A7987 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.