#6576A2
Closest named color: Stormy Blue (#507B9C). oklch(57% 0.071 267.8), rgb(101, 118, 162).
Aa
Black text reads best on this color (4.66:1).
About this color
#6576A2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.071 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.031 away. Black text reads best on it, at 4.66:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.66:1 |
| White text | 4.50:1 |
Values
| HEX | #6576A2 |
| RGB | rgb(101, 118, 162) |
| HSL | hsl(223, 25%, 52%) |
| OKLCH | oklch(57% 0.071 267.8) |
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 #6576A2 | 4.50:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #6576A2 | 4.66:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #6576A2 text on white | 4.50:1 | AA | Lc 71.2 | Content text, not long reading |
| #6576A2 text on black | 4.66:1 | AA | Lc -30.5 | 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 600.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E5
oklch(88.5% 0.017 267.8)
-
Step 300
300
#B8C0D6
oklch(80.9% 0.032 269.8)
-
Step 400
400
#93A0C2
oklch(70.7% 0.052 268.6)
-
Step 500
500
#7888B2
oklch(63% 0.066 268.3)
-
Step 600
600 (this color)
#6576A2
oklch(57% 0.071 267.8)
-
Step 700
700
#505F87
oklch(49% 0.067 268.1)
-
Step 800
800
#424E6E
oklch(42.7% 0.056 268.2)
-
Step 900
900
#384159
oklch(37.8% 0.043 268.4)
-
Step 950
950
#212634
oklch(27% 0.027 269.3)
#6576A2 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) | #677AA4 | 0.012 |
| Deuteranopia (no green cones) | #6274A1 | 0.007 |
| Tritanopia (no blue cones) | #527F85 | 0.065 |
| Achromatopsia (no color) | #777777 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6576A2
#6576A2
oklch(57% 0.071 267.8)
- #897544
#897544
oklch(57% 0.072 87.9)
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 #6576A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.031
- Dull Blue #49759C ΔE 0.036
- Cerulean #457B9D ΔE 0.040
- Off Blue #5684AE ΔE 0.040
- Grey Blue #647D8E ΔE 0.043
- Metallic Blue #4F738E ΔE 0.044
- Dusty Blue #5A86AD ΔE 0.044
- Steel Blue #4682B4 ΔE 0.046
Use #6576A2 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.