#87ACD0
Closest named color: Cool Steel (#97A7B3). oklch(73% 0.066 248.1), rgb(135, 172, 208).
Aa
Black text reads best on this color (8.84:1).
About this color
#87ACD0 is a medium-light, muted blue. In OKLCH its lightness is 73%, its chroma 0.066 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.043 away. Black text reads best on it, at 8.84:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 8.84:1 |
| White text | 2.37:1 |
Values
| HEX | #87ACD0 |
| RGB | rgb(135, 172, 208) |
| HSL | hsl(210, 44%, 67%) |
| OKLCH | oklch(73% 0.066 248.1) |
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 #87ACD0 | 2.37:1 | Fails | Lc -51.7 | Large or bold text, headings |
| Black text on #87ACD0 | 8.84:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #87ACD0 text on white | 2.37:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #87ACD0 text on black | 8.84:1 | AAA | Lc -55.3 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CEDBE8
oklch(88.6% 0.023 248.1)
-
Step 300
300
#ACC4DB
oklch(81% 0.042 247.2)
-
Step 400
400 (this color)
#87ACD0
oklch(73% 0.066 248.1)
-
Step 500
500
#5F8EBB
oklch(63.1% 0.085 248.3)
-
Step 600
600
#4577A7
oklch(55.5% 0.093 248.9)
-
Step 700
700
#36648F
oklch(49% 0.086 248.5)
-
Step 800
800
#2D5274
oklch(42.7% 0.071 247.9)
-
Step 900
900
#29445E
oklch(37.7% 0.056 248.6)
-
Step 950
950
#182837
oklch(27% 0.035 247.7)
#87ACD0 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) | #9EACD2 | 0.029 |
| Deuteranopia (no green cones) | #95A5CF | 0.024 |
| Tritanopia (no blue cones) | #6FB4B8 | 0.055 |
| Achromatopsia (no color) | #A8A8A8 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #87ACD0
#87ACD0
oklch(73% 0.066 248.1)
- #C4A07B
#C4A07B
oklch(72.9% 0.066 67.3)
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 #87ACD0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.043
- Bluegrey #85A3B2 ΔE 0.045
- Bluey Grey #89A0B0 ΔE 0.049
- Greyblue #77A1B5 ΔE 0.050
- Light Grey Blue #9DBCD4 ΔE 0.054
- Cool Grey #95A3A6 ΔE 0.059
- Cool Gray #8D99AE ΔE 0.060
- Light Cornflower Blue #98C1D9 ΔE 0.062
Use #87ACD0 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.