#87ACC0
Closest named color: Cool Steel (#97A7B3). oklch(72.4% 0.05 231.9), rgb(135, 172, 192).
Aa
Black text reads best on this color (8.69:1).
About this color
#87ACC0 is a medium-light, muted blue. In OKLCH its lightness is 72%, its chroma 0.050 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.025 away. Black text reads best on it, at 8.69:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.69:1 |
| White text | 2.41:1 |
Values
| HEX | #87ACC0 |
| RGB | rgb(135, 172, 192) |
| HSL | hsl(201, 31%, 64%) |
| OKLCH | oklch(72.4% 0.05 231.9) |
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 #87ACC0 | 2.41:1 | Fails | Lc -52.5 | Large or bold text, headings |
| Black text on #87ACC0 | 8.69:1 | AAA | Lc 56.4 | Large or bold text, headings |
| #87ACC0 text on white | 2.41:1 | Fails | Lc 47.6 | Large or bold text, headings |
| #87ACC0 text on black | 8.69:1 | AAA | Lc -54.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDBE3
oklch(88.4% 0.018 234.5)
-
Step 300
300
#AEC5D1
oklch(81% 0.03 230.4)
-
Step 400
400 (this color)
#87ACC0
oklch(72.4% 0.05 231.9)
-
Step 500
500
#6191A9
oklch(63.1% 0.063 230.7)
-
Step 600
600
#477B95
oklch(55.7% 0.069 231.5)
-
Step 700
700
#38677F
oklch(49.1% 0.064 232.4)
-
Step 800
800
#2F5467
oklch(42.6% 0.053 232.2)
-
Step 900
900
#2A4654
oklch(37.8% 0.041 231)
-
Step 950
950
#192931
oklch(27% 0.026 230.6)
#87ACC0 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) | #A2AAC1 | 0.035 |
| Deuteranopia (no green cones) | #9AA4C0 | 0.031 |
| Tritanopia (no blue cones) | #75B2B2 | 0.037 |
| Achromatopsia (no color) | #A7A7A7 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #87ACC0
#87ACC0
oklch(72.4% 0.05 231.9)
- #C09E8A
#C09E8A
oklch(72.5% 0.049 52.1)
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 #87ACC0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.025
- Bluegrey #85A3B2 ΔE 0.028
- Bluey Grey #89A0B0 ΔE 0.034
- Greyblue #77A1B5 ΔE 0.039
- Cool Grey #95A3A6 ΔE 0.039
- Pewter #96A8A1 ΔE 0.045
- Dark Gray #A9A9A9 ΔE 0.051
- Cool Gray #8D99AE ΔE 0.051
Use #87ACC0 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.