#6A8CA3
Closest named color: Blue Grey (#758DA3). oklch(62.3% 0.052 238.3), rgb(106, 140, 163).
Aa
Black text reads best on this color (5.89:1).
About this color
#6A8CA3 is a medium-light, muted blue. In OKLCH its lightness is 62%, its chroma 0.052 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.014 away. Black text reads best on it, at 5.89:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 5.89:1 |
| White text | 3.56:1 |
Values
| HEX | #6A8CA3 |
| RGB | rgb(106, 140, 163) |
| HSL | hsl(204, 24%, 53%) |
| OKLCH | oklch(62.3% 0.052 238.3) |
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 #6A8CA3 | 3.56:1 | AA large text | Lc -68.7 | Content text, not long reading |
| Black text on #6A8CA3 | 5.89:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #6A8CA3 text on white | 3.56:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #6A8CA3 text on black | 5.89:1 | AA | Lc -38.5 | 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 500.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E6EBEE
oklch(93.7% 0.007 233.6)
-
Step 200
200
#D1DBE1
oklch(88.6% 0.014 233.8)
-
Step 300
300
#B2C3CF
oklch(80.8% 0.025 238.5)
-
Step 400
400
#8AA5B7
oklch(70.8% 0.04 237.3)
-
Step 500
500 (this color)
#6A8CA3
oklch(62.3% 0.052 238.3)
-
Step 600
600
#547891
oklch(55.5% 0.056 239.4)
-
Step 700
700
#44657B
oklch(49% 0.052 238.4)
-
Step 800
800
#385364
oklch(42.8% 0.043 236.8)
-
Step 900
900
#314452
oklch(37.6% 0.034 240.7)
-
Step 950
950
#1D2830
oklch(27% 0.021 240.1)
#6A8CA3 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) | #828BA4 | 0.031 |
| Deuteranopia (no green cones) | #7A85A3 | 0.027 |
| Tritanopia (no blue cones) | #579293 | 0.041 |
| Achromatopsia (no color) | #888888 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A8CA3
#6A8CA3
oklch(62.3% 0.052 238.3)
- #9F8068
#9F8068
oklch(62.3% 0.052 59.4)
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 #6A8CA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.014
- Silver Lake Blue #778DA9 ΔE 0.020
- Light Slate Gray #778899 ΔE 0.021
- Steel #738595 ΔE 0.025
- Dusty Blue #5A86AD ΔE 0.033
- Faded Blue #658CBB ΔE 0.037
- Slate Gray #708090 ΔE 0.037
- Steel Grey #6F828A ΔE 0.040
Use #6A8CA3 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.