#6A88A2
Closest named color: Light Slate Gray (#778899). oklch(61.3% 0.052 245), rgb(106, 136, 162).
Aa
Black text reads best on this color (5.65:1).
About this color
#6A88A2 is a medium-dark, muted blue. In OKLCH its lightness is 61%, its chroma 0.052 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Light Slate Gray (#778899), ΔE 0.021 away. Black text reads best on it, at 5.65:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.65:1 |
| White text | 3.71:1 |
Values
| HEX | #6A88A2 |
| RGB | rgb(106, 136, 162) |
| HSL | hsl(208, 23%, 53%) |
| OKLCH | oklch(61.3% 0.052 245) |
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 #6A88A2 | 3.71:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #6A88A2 | 5.65:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #6A88A2 text on white | 3.71:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #6A88A2 text on black | 5.65:1 | AA | Lc -37.0 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D2DAE2
oklch(88.5% 0.014 248)
-
Step 300
300
#B3C3D0
oklch(80.9% 0.025 242.4)
-
Step 400
400
#8CA4B9
oklch(70.7% 0.041 244.8)
-
Step 500
500 (this color)
#6A88A2
oklch(61.3% 0.052 245)
-
Step 600
600
#577793
oklch(55.6% 0.057 245.5)
-
Step 700
700
#47647D
oklch(49.1% 0.053 245.2)
-
Step 800
800
#3B5266
oklch(42.8% 0.044 245.3)
-
Step 900
900
#324453
oklch(37.8% 0.035 244)
-
Step 950
950
#1E2830
oklch(27.1% 0.02 242.7)
#6A88A2 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) | #7E88A3 | 0.027 |
| Deuteranopia (no green cones) | #7682A2 | 0.022 |
| Tritanopia (no blue cones) | #588E90 | 0.043 |
| Achromatopsia (no color) | #858585 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A88A2
#6A88A2
oklch(61.3% 0.052 245)
- #9B7E63
#9B7E63
oklch(61.4% 0.053 64.5)
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 #6A88A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.021
- Steel #738595 ΔE 0.021
- Blue Grey #758DA3 ΔE 0.021
- Silver Lake Blue #778DA9 ΔE 0.025
- Dusty Blue #5A86AD ΔE 0.026
- Slate Gray #708090 ΔE 0.030
- Lavender Gray #7E7F9A ΔE 0.034
- Off Blue #5684AE ΔE 0.034
Use #6A88A2 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.