#697B99
Closest named color: Grey Blue (#647D8E). oklch(58% 0.051 260.6), rgb(105, 123, 153).
Aa
Black text reads best on this color (4.89:1).
About this color
#697B99 is a medium-dark, muted blue. In OKLCH its lightness is 58%, its chroma 0.051 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.021 away. Black text reads best on it, at 4.89:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 4.89:1 |
| White text | 4.29:1 |
Values
| HEX | #697B99 |
| RGB | rgb(105, 123, 153) |
| HSL | hsl(218, 19%, 51%) |
| OKLCH | oklch(58% 0.051 260.6) |
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 #697B99 | 4.29:1 | AA large text | Lc -75.2 | Fine for body text |
| Black text on #697B99 | 4.89:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #697B99 text on white | 4.29:1 | AA large text | Lc 69.7 | Content text, not long reading |
| #697B99 text on black | 4.89:1 | AA | Lc -32.0 | 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 600.
-
Step 50
50
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4D9E2
oklch(88.4% 0.013 262.4)
-
Step 300
300
#B8C1D0
oklch(80.9% 0.023 260.7)
-
Step 400
400
#94A1B8
oklch(70.6% 0.037 261.9)
-
Step 500
500
#798AA6
oklch(63% 0.047 260.4)
-
Step 600
600 (this color)
#697B99
oklch(58% 0.051 260.6)
-
Step 700
700
#51617C
oklch(49% 0.048 260.8)
-
Step 800
800
#434F65
oklch(42.6% 0.04 262.4)
-
Step 900
900
#384252
oklch(37.7% 0.031 259.7)
-
Step 950
950
#212730
oklch(27.1% 0.019 258.4)
#697B99 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) | #717D9A | 0.013 |
| Deuteranopia (no green cones) | #6C7898 | 0.009 |
| Tritanopia (no blue cones) | #5B8185 | 0.045 |
| Achromatopsia (no color) | #7A7A7A | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #697B99
#697B99
oklch(58% 0.051 260.6)
- #8A7758
#8A7758
oklch(57.9% 0.05 79.7)
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 #697B99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.021
- Slate Gray #708090 ΔE 0.025
- Stormy Blue #507B9C ΔE 0.030
- Battleship Grey #6B7C85 ΔE 0.032
- Lavender Gray #7E7F9A ΔE 0.033
- Steel #738595 ΔE 0.036
- Steel Grey #6F828A ΔE 0.037
- Dusty Blue #5A86AD ΔE 0.039
Use #697B99 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.