#689FAC
Closest named color: Cadet Blue (#5F9EA0). oklch(66.9% 0.061 214.2), rgb(104, 159, 172).
Aa
Black text reads best on this color (7.14:1).
About this color
#689FAC is a medium-light, muted teal or cyan. In OKLCH its lightness is 67%, its chroma 0.061 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.021 away. Black text reads best on it, at 7.14:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.14:1 |
| White text | 2.93:1 |
Values
| HEX | #689FAC |
| RGB | rgb(104, 159, 172) |
| HSL | hsl(191, 29%, 54%) |
| OKLCH | oklch(66.9% 0.061 214.2) |
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 #689FAC | 2.93:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #689FAC | 7.14:1 | AAA | Lc 48.3 | Large or bold text, headings |
| #689FAC text on white | 2.93:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #689FAC text on black | 7.14:1 | AAA | Lc -46.0 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CADDE2
oklch(88.5% 0.022 215.3)
-
Step 300
300
#A6C7D0
oklch(80.8% 0.038 216.1)
-
Step 400
400 (this color)
#689FAC
oklch(66.9% 0.061 214.2)
-
Step 500
500
#4B96A6
oklch(63.1% 0.078 213.4)
-
Step 600
600
#298092
oklch(55.7% 0.085 214.4)
-
Step 700
700
#196C7C
oklch(49.1% 0.079 214)
-
Step 800
800
#195865
oklch(42.7% 0.065 214.4)
-
Step 900
900
#1C4852
oklch(37.5% 0.051 215)
-
Step 950
950
#122B30
oklch(27.1% 0.032 212.2)
#689FAC 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) | #959BAD | 0.056 |
| Deuteranopia (no green cones) | #8A93AC | 0.050 |
| Tritanopia (no blue cones) | #4DA4A3 | 0.034 |
| Achromatopsia (no color) | #969696 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #689FAC
#689FAC
oklch(66.9% 0.061 214.2)
- #B7887C
#B7887C
oklch(66.9% 0.061 34.8)
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 #689FAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.021
- Greyblue #77A1B5 ΔE 0.023
- Bluegrey #85A3B2 ΔE 0.038
- Bluey Grey #89A0B0 ΔE 0.040
- Dull Teal #5F9E8F ΔE 0.045
- Cool Gray #8D99AE ΔE 0.047
- Blue Grey #758DA3 ΔE 0.049
- Silver Lake Blue #778DA9 ΔE 0.051
Use #689FAC 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.