#697D91
Closest named color: Grey Blue (#647D8E). oklch(58.1% 0.039 248.5), rgb(105, 125, 145).
Aa
Black text reads best on this color (4.94:1).
About this color
#697D91 is a medium-dark, muted blue. In OKLCH its lightness is 58%, its chroma 0.039 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.008 away. Black text reads best on it, at 4.94:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.94:1 |
| White text | 4.24:1 |
Values
| HEX | #697D91 |
| RGB | rgb(105, 125, 145) |
| HSL | hsl(210, 16%, 49%) |
| OKLCH | oklch(58.1% 0.039 248.5) |
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 #697D91 | 4.24:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #697D91 | 4.94:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #697D91 text on white | 4.24:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #697D91 text on black | 4.94:1 | AA | Lc -32.3 | 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
#D4DADF
oklch(88.5% 0.009 242.9)
-
Step 300
300
#B8C2CC
oklch(80.9% 0.018 248)
-
Step 400
400
#94A2B2
oklch(70.6% 0.028 251.7)
-
Step 500
500
#798C9F
oklch(63.2% 0.036 248.4)
-
Step 600
600 (this color)
#697D91
oklch(58.1% 0.039 248.5)
-
Step 700
700
#516375
oklch(49.2% 0.036 248.6)
-
Step 800
800
#42515F
oklch(42.8% 0.03 246.7)
-
Step 900
900
#38434E
oklch(37.7% 0.024 248.5)
-
Step 950
950
#21272D
oklch(26.9% 0.014 248.4)
#697D91 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) | #757D92 | 0.017 |
| Deuteranopia (no green cones) | #717991 | 0.015 |
| Tritanopia (no blue cones) | #5E8283 | 0.034 |
| Achromatopsia (no color) | #7B7B7B | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #697D91
#697D91
oklch(58.1% 0.039 248.5)
- #8A7762
#8A7762
oklch(58.1% 0.039 69.7)
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 #697D91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.008
- Slate Gray #708090 ΔE 0.014
- Battleship Grey #6B7C85 ΔE 0.018
- Steel Grey #6F828A ΔE 0.023
- Steel #738595 ΔE 0.028
- Battleship Gray #6C757D ΔE 0.032
- Lavender Gray #7E7F9A ΔE 0.034
- Stormy Blue #507B9C ΔE 0.036
Use #697D91 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.