#8CA3B2
Closest named color: Bluegrey (#85A3B2). oklch(70.3% 0.034 236.6), rgb(140, 163, 178).
Aa
Black text reads best on this color (7.99:1).
About this color
#8CA3B2 is a medium-light, muted blue. In OKLCH its lightness is 70%, its chroma 0.034 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegrey (#85A3B2), ΔE 0.009 away. Black text reads best on it, at 7.99:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Bluegrey (#85A3B2) |
| Black text | 7.99:1 |
| White text | 2.62:1 |
Values
| HEX | #8CA3B2 |
| RGB | rgb(140, 163, 178) |
| HSL | hsl(204, 20%, 62%) |
| OKLCH | oklch(70.3% 0.034 236.6) |
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 #8CA3B2 | 2.62:1 | Fails | Lc -56.4 | Large or bold text, headings |
| Black text on #8CA3B2 | 7.99:1 | AAA | Lc 52.8 | Large or bold text, headings |
| #8CA3B2 text on white | 2.62:1 | Fails | Lc 51.2 | Large or bold text, headings |
| #8CA3B2 text on black | 7.99:1 | AAA | Lc -50.7 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAED
oklch(93.5% 0.006 239.8)
-
Step 200
200
#D2DAE0
oklch(88.4% 0.012 239.9)
-
Step 300
300
#B4C3CD
oklch(80.9% 0.022 236.8)
-
Step 400
400 (this color)
#8CA3B2
oklch(70.3% 0.034 236.6)
-
Step 500
500
#718EA1
oklch(63.1% 0.044 237.1)
-
Step 600
600
#59788C
oklch(55.6% 0.047 237)
-
Step 700
700
#496577
oklch(49.2% 0.044 237)
-
Step 800
800
#3C5260
oklch(42.6% 0.036 236.6)
-
Step 900
900
#33444F
oklch(37.7% 0.029 236.9)
-
Step 950
950
#1E282E
oklch(27% 0.018 234.7)
#8CA3B2 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) | #9CA2B3 | 0.022 |
| Deuteranopia (no green cones) | #979EB2 | 0.019 |
| Tritanopia (no blue cones) | #82A7A8 | 0.025 |
| Achromatopsia (no color) | #A0A0A0 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8CA3B2
#8CA3B2
oklch(70.3% 0.034 236.6)
- #B09A8B
#B09A8B
oklch(70.2% 0.034 56.4)
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 #8CA3B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegrey #85A3B2 ΔE 0.009
- Bluey Grey #89A0B0 ΔE 0.010
- Cool Steel #97A7B3 ΔE 0.019
- Cool Grey #95A3A6 ΔE 0.020
- Cool Gray #8D99AE ΔE 0.027
- Greyblue #77A1B5 ΔE 0.027
- Pewter #96A8A1 ΔE 0.035
- Dark Gray #A9A9A9 ΔE 0.047
Use #8CA3B2 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.