#6975AA
Closest named color: Stormy Blue (#507B9C). oklch(57.4% 0.083 273.7), rgb(105, 117, 170).
Aa
Black text reads best on this color (4.72:1).
About this color
#6975AA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.083 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.044 away. Black text reads best on it, at 4.72:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.72:1 |
| White text | 4.44:1 |
Values
| HEX | #6975AA |
| RGB | rgb(105, 117, 170) |
| HSL | hsl(229, 28%, 54%) |
| OKLCH | oklch(57.4% 0.083 273.7) |
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 #6975AA | 4.44:1 | AA large text | Lc -76.3 | Fine for body text |
| Black text on #6975AA | 4.72:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #6975AA text on white | 4.44:1 | AA large text | Lc 70.8 | Content text, not long reading |
| #6975AA text on black | 4.72:1 | AA | Lc -30.9 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F1
oklch(93.5% 0.011 274.9)
-
Step 200
200
#D4D8E7
oklch(88.4% 0.021 274)
-
Step 300
300
#B9BFD9
oklch(80.8% 0.037 275.2)
-
Step 400
400
#949EC7
oklch(70.6% 0.061 274.1)
-
Step 500
500
#7B86B8
oklch(63% 0.077 274.4)
-
Step 600
600 (this color)
#6975AA
oklch(57.4% 0.083 273.7)
-
Step 700
700
#535D8D
oklch(49.1% 0.078 274.2)
-
Step 800
800
#444C72
oklch(42.6% 0.064 274.3)
-
Step 900
900
#39405C
oklch(37.8% 0.049 273.1)
-
Step 950
950
#212536
oklch(26.9% 0.032 273.8)
#6975AA 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) | #647AAC | 0.014 |
| Deuteranopia (no green cones) | #5F75A9 | 0.014 |
| Tritanopia (no blue cones) | #557F88 | 0.074 |
| Achromatopsia (no color) | #787878 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6975AA
#6975AA
oklch(57.4% 0.083 273.7)
- #89783B
#89783B
oklch(57.5% 0.083 94.1)
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 #6975AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.044
- Off Blue #5684AE ΔE 0.044
- Dull Blue #49759C ΔE 0.047
- Dusty Blue #5A86AD ΔE 0.049
- Steel Blue #4682B4 ΔE 0.049
- Cool Blue #4984B8 ΔE 0.051
- Cerulean #457B9D ΔE 0.052
- Lavender Gray #7E7F9A ΔE 0.053
Use #6975AA 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.