#689FC7
Closest named color: Greyblue (#77A1B5). oklch(68% 0.083 241.1), rgb(104, 159, 199).
Aa
Black text reads best on this color (7.37:1).
About this color
#689FC7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.083 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.033 away. Black text reads best on it, at 7.37:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.37:1 |
| White text | 2.84:1 |
Values
| HEX | #689FC7 |
| RGB | rgb(104, 159, 199) |
| HSL | hsl(205, 46%, 59%) |
| OKLCH | oklch(68% 0.083 241.1) |
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 #689FC7 | 2.84:1 | Fails | Lc -59.8 | Large or bold text, headings |
| Black text on #689FC7 | 7.37:1 | AAA | Lc 49.6 | Large or bold text, headings |
| #689FC7 text on white | 2.84:1 | Fails | Lc 54.5 | Large or bold text, headings |
| #689FC7 text on black | 7.37:1 | AAA | Lc -47.3 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF3
oklch(93.5% 0.015 241.8)
-
Step 200
200
#C9DCEB
oklch(88.5% 0.029 241.6)
-
Step 300
300
#A3C6E0
oklch(81% 0.053 240.5)
-
Step 400
400 (this color)
#689FC7
oklch(68% 0.083 241.1)
-
Step 500
500
#4791C4
oklch(63.1% 0.107 241.3)
-
Step 600
600
#237AB0
oklch(55.5% 0.115 241.4)
-
Step 700
700
#136797
oklch(49.1% 0.107 240.7)
-
Step 800
800
#15547B
oklch(42.7% 0.089 241.3)
-
Step 900
900
#1A4663
oklch(37.8% 0.069 241)
-
Step 950
950
#11293A
oklch(27% 0.044 241.7)
#689FC7 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) | #8E9FC9 | 0.045 |
| Deuteranopia (no green cones) | #8195C6 | 0.037 |
| Tritanopia (no blue cones) | #3CA9AC | 0.068 |
| Achromatopsia (no color) | #999999 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #689FC7
#689FC7
oklch(68% 0.083 241.1)
- #BE8C62
#BE8C62
oklch(67.9% 0.084 60.8)
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 #689FC7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.033
- Bluegrey #85A3B2 ΔE 0.048
- Bluey Grey #89A0B0 ΔE 0.050
- Cool Gray #8D99AE ΔE 0.053
- Faded Blue #658CBB ΔE 0.053
- Silver Lake Blue #778DA9 ΔE 0.057
- Cadet Blue #5F9EA0 ΔE 0.061
- Blue Grey #758DA3 ΔE 0.062
Use #689FC7 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.