#487C8E
Closest named color: Cerulean (#457B9D). oklch(55.7% 0.062 222.3), rgb(72, 124, 142).
Aa
White text reads best on this color (4.61:1).
About this color
#487C8E is a medium-dark, muted teal or cyan. In OKLCH its lightness is 56%, its chroma 0.062 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean (#457B9D), ΔE 0.025 away. White text reads best on it, at 4.61:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Cerulean (#457B9D) |
| Black text | 4.54:1 |
| White text | 4.61:1 |
Values
| HEX | #487C8E |
| RGB | rgb(72, 124, 142) |
| HSL | hsl(195, 33%, 42%) |
| OKLCH | oklch(55.7% 0.062 222.3) |
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 #487C8E | 4.61:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #487C8E | 4.54:1 | AA | Lc 32.1 | Non-text elements, placeholder text |
| #487C8E text on white | 4.61:1 | AA | Lc 72.0 | Content text, not long reading |
| #487C8E text on black | 4.54:1 | AA | Lc -29.7 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CFDCE1
oklch(88.6% 0.016 222.7)
-
Step 300
300
#AEC5CE
oklch(80.9% 0.028 223.3)
-
Step 400
400
#82A7B5
oklch(70.6% 0.045 223)
-
Step 500
500
#6292A3
oklch(63.2% 0.058 222.2)
-
Step 600
600 (this color)
#487C8E
oklch(55.7% 0.062 222.3)
-
Step 700
700
#396878
oklch(49% 0.057 222.2)
-
Step 800
800
#2F5562
oklch(42.7% 0.048 222.1)
-
Step 900
900
#2B4650
oklch(37.7% 0.037 223.4)
-
Step 950
950
#19292F
oklch(26.9% 0.024 223.4)
#487C8E 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) | #71798F | 0.050 |
| Deuteranopia (no green cones) | #67718E | 0.047 |
| Tritanopia (no blue cones) | #248282 | 0.041 |
| Achromatopsia (no color) | #757575 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #487C8E
#487C8E
oklch(55.7% 0.062 222.3)
- #936857
#936857
oklch(55.7% 0.061 42.5)
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 #487C8E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean #457B9D ΔE 0.025
- Stormy Blue #507B9C ΔE 0.026
- Metallic Blue #4F738E ΔE 0.027
- Grey Blue #647D8E ΔE 0.033
- Dull Blue #49759C ΔE 0.035
- Ocean #017B92 ΔE 0.040
- Battleship Grey #6B7C85 ΔE 0.042
- Teal Blue #01889F ΔE 0.045
Use #487C8E 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.