#487F8C
Closest named color: Grey Blue (#647D8E). oklch(56.4% 0.061 214.7), rgb(72, 127, 140).
Aa
Black text reads best on this color (4.68:1).
About this color
#487F8C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 56%, its chroma 0.061 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.032 away. Black text reads best on it, at 4.68:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.68:1 |
| White text | 4.47:1 |
Values
| HEX | #487F8C |
| RGB | rgb(72, 127, 140) |
| HSL | hsl(191, 32%, 42%) |
| OKLCH | oklch(56.4% 0.061 214.7) |
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 #487F8C | 4.47:1 | AA large text | Lc -76.4 | Fine for body text |
| Black text on #487F8C | 4.68:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #487F8C text on white | 4.47:1 | AA large text | Lc 71.0 | Content text, not long reading |
| #487F8C text on black | 4.68:1 | AA | Lc -30.7 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CEDCDF
oklch(88.5% 0.016 212)
-
Step 300
300
#ADC6CC
oklch(81% 0.028 213.8)
-
Step 400
400
#81A8B2
oklch(70.6% 0.045 215.2)
-
Step 500
500
#61939F
oklch(63.2% 0.056 214.5)
-
Step 600
600 (this color)
#487F8C
oklch(56.4% 0.061 214.7)
-
Step 700
700
#376975
oklch(49.1% 0.057 215.2)
-
Step 800
800
#2E565F
oklch(42.8% 0.047 213.9)
-
Step 900
900
#2A474E
oklch(37.8% 0.037 214.7)
-
Step 950
950
#19292E
oklch(26.9% 0.023 219.4)
#487F8C 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) | #767C8D | 0.056 |
| Deuteranopia (no green cones) | #6B748C | 0.050 |
| Tritanopia (no blue cones) | #258483 | 0.035 |
| Achromatopsia (no color) | #777777 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #487F8C
#487F8C
oklch(56.4% 0.061 214.7)
- #96695D
#96695D
oklch(56.4% 0.061 35.5)
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 #487F8C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.032
- Stormy Blue #507B9C ΔE 0.033
- Cerulean #457B9D ΔE 0.033
- Metallic Blue #4F738E ΔE 0.037
- Battleship Grey #6B7C85 ΔE 0.040
- Teal Blue #01889F ΔE 0.043
- Ocean #017B92 ΔE 0.043
- Dull Blue #49759C ΔE 0.045
Use #487F8C 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.