#2487A2
Closest named color: Teal Blue (#01889F). oklch(58% 0.096 220.7), rgb(36, 135, 162).
Aa
Black text reads best on this color (5.06:1).
About this color
#2487A2 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.096 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.012 away. Black text reads best on it, at 5.06:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.06:1 |
| White text | 4.14:1 |
Values
| HEX | #2487A2 |
| RGB | rgb(36, 135, 162) |
| HSL | hsl(193, 64%, 39%) |
| OKLCH | oklch(58% 0.096 220.7) |
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 #2487A2 | 4.14:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #2487A2 | 5.06:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #2487A2 text on white | 4.14:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #2487A2 text on black | 5.06:1 | AA | Lc -33.5 | Non-text elements, placeholder text |
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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C9DDE4
oklch(88.5% 0.023 220.8)
-
Step 300
300
#A3C8D4
oklch(81% 0.043 219.5)
-
Step 400
400
#6EABBF
oklch(70.7% 0.069 220.7)
-
Step 500
500
#4396AF
oklch(63.2% 0.088 220.6)
-
Step 600
600 (this color)
#2487A2
oklch(58% 0.096 220.7)
-
Step 700
700
#036C84
oklch(49.2% 0.089 220.4)
-
Step 800
800
#0D586B
oklch(42.7% 0.074 220.3)
-
Step 900
900
#164857
oklch(37.6% 0.058 221.6)
-
Step 950
950
#0F2B33
oklch(27.1% 0.037 219.3)
#2487A2 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) | #7783A3 | 0.079 |
| Deuteranopia (no green cones) | #6677A2 | 0.070 |
| Tritanopia (no blue cones) | #009090 | 0.046 |
| Achromatopsia (no color) | #7C7C7C | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2487A2
#2487A2
oklch(58% 0.096 220.7)
- #AA664D
#AA664D
oklch(58% 0.096 40.8)
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 #2487A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.012
- Blue NCS #118AB2 ΔE 0.024
- Cerulean #457B9D ΔE 0.037
- Stormy Blue #507B9C ΔE 0.043
- Steel Blue #4682B4 ΔE 0.043
- Ocean #017B92 ΔE 0.043
- Dark Cyan #008B8B ΔE 0.044
- Teal Green #0A9396 ΔE 0.046
Use #2487A2 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.