#697A90
Closest named color: Grey Blue (#647D8E). oklch(57.4% 0.04 255), rgb(105, 122, 144).
Aa
Black text reads best on this color (4.78:1).
About this color
#697A90 is a medium-dark, muted blue. In OKLCH its lightness is 57%, its chroma 0.040 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.012 away. Black text reads best on it, at 4.78:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.78:1 |
| White text | 4.38:1 |
Values
| HEX | #697A90 |
| RGB | rgb(105, 122, 144) |
| HSL | hsl(214, 16%, 49%) |
| OKLCH | oklch(57.4% 0.04 255) |
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 #697A90 | 4.38:1 | AA large text | Lc -75.9 | Fine for body text |
| Black text on #697A90 | 4.78:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #697A90 text on white | 4.38:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #697A90 text on black | 4.78:1 | AA | Lc -31.3 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D5D9E0
oklch(88.4% 0.011 261.8)
-
Step 300
300
#B9C1CC
oklch(80.8% 0.018 256.3)
-
Step 400
400
#95A2B3
oklch(70.8% 0.029 255.1)
-
Step 500
500
#7B8BA0
oklch(63.1% 0.037 255.3)
-
Step 600
600 (this color)
#697A90
oklch(57.4% 0.04 255)
-
Step 700
700
#536276
oklch(49.1% 0.037 255.7)
-
Step 800
800
#445060
oklch(42.7% 0.031 255.7)
-
Step 900
900
#39424E
oklch(37.6% 0.024 255.7)
-
Step 950
950
#22272E
oklch(27.1% 0.015 256.8)
#697A90 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) | #727B91 | 0.013 |
| Deuteranopia (no green cones) | #6E7790 | 0.011 |
| Tritanopia (no blue cones) | #5E7F81 | 0.035 |
| Achromatopsia (no color) | #787878 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #697A90
#697A90
oklch(57.4% 0.04 255)
- #87765F
#87765F
oklch(57.5% 0.04 75.2)
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 #697A90, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.012
- Battleship Grey #6B7C85 ΔE 0.020
- Slate Gray #708090 ΔE 0.021
- Battleship Gray #6C757D ΔE 0.029
- Steel Grey #6F828A ΔE 0.030
- Stormy Blue #507B9C ΔE 0.034
- Steel #738595 ΔE 0.035
- Lavender Gray #7E7F9A ΔE 0.037
Use #697A90 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.