#487C8A
Closest named color: Metallic Blue (#4F738E). oklch(55.5% 0.06 217), rgb(72, 124, 138).
Aa
White text reads best on this color (4.64:1).
About this color
#487C8A is a medium-dark, muted teal or cyan. In OKLCH its lightness is 56%, its chroma 0.060 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.030 away. White text reads best on it, at 4.64:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.52:1 |
| White text | 4.64:1 |
Values
| HEX | #487C8A |
| RGB | rgb(72, 124, 138) |
| HSL | hsl(193, 31%, 41%) |
| OKLCH | oklch(55.5% 0.06 217) |
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 #487C8A | 4.64:1 | AA | Lc -77.6 | Fine for body text |
| Black text on #487C8A | 4.52:1 | AA | Lc 32.0 | Non-text elements, placeholder text |
| #487C8A text on white | 4.64:1 | AA | Lc 72.1 | Content text, not long reading |
| #487C8A text on black | 4.52:1 | AA | Lc -29.6 | 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
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CFDCE0
oklch(88.6% 0.015 218.1)
-
Step 300
300
#AEC5CC
oklch(80.8% 0.027 218)
-
Step 400
400
#83A8B2
oklch(70.8% 0.043 216.1)
-
Step 500
500
#63929F
oklch(63.1% 0.054 217)
-
Step 600
600 (this color)
#487C8A
oklch(55.5% 0.06 217)
-
Step 700
700
#396975
oklch(49.2% 0.056 215.8)
-
Step 800
800
#30555F
oklch(42.6% 0.045 217.1)
-
Step 900
900
#2B464E
oklch(37.6% 0.035 218.5)
-
Step 950
950
#19292E
oklch(26.9% 0.023 219.4)
#487C8A 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) | #73798B | 0.053 |
| Deuteranopia (no green cones) | #68718A | 0.048 |
| Tritanopia (no blue cones) | #278180 | 0.036 |
| Achromatopsia (no color) | #757575 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #487C8A
#487C8A
oklch(55.5% 0.06 217)
- #92675A
#92675A
oklch(55.5% 0.059 37.5)
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 #487C8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.030
- Cerulean #457B9D ΔE 0.031
- Stormy Blue #507B9C ΔE 0.032
- Grey Blue #647D8E ΔE 0.034
- Ocean #017B92 ΔE 0.040
- Dull Blue #49759C ΔE 0.040
- Battleship Grey #6B7C85 ΔE 0.042
- Teal #008080 ΔE 0.045
Use #487C8A 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.